Military Engineer Services-MES has published Tender For Repair/ Maint/Servicing Of Mech Laundry Fire Fighting System Hot Food Trolley Air Purifier Ot Light Ro Plant Ups Servo Voltage Stabilizer At Ch Cc Soi Base Hosp Under Ge E/M Lucknow. Submission Date for this Tender is 03-07-2023. Fire Fighting Consumable Tenders in lucknow Uttar Pradesh. Bidders can get complete Tender details and download the document.
Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
1 | 26-Jun-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 03-07-2023 |
Sl. No. | Item Description |
1 | Attendingcomplaints on priroty basis for maintenance of 04 Nos modular and 05 Nos of conventional operation theatre at Command hospital & Base Hospital Lucknow comprising of anesthesia pendent fixed type-02 Nos and sweivel type-02 (Make: MDD), shadowless light fittings) having major and satelite dooms of technical specification mentioned hereinafter,shadowless lights for non-conventional OTs-05 Nos (Make:Philips) speripheral lights 2x55 watts (Make:Philips), scrub sink-04 Nos (Make:MDD), hermatically sealed sliding doors-04 Nos (Make:Metaflux), all as directed at site by Engr in charge. Notes: ( a ) Contractor shall bound to attend the complaint with in one hour after receiving it fromJE and AGE. ( b ) Jointlyvisit shall be arranged by the contractorduring changing any spare parts and allthe OT lights shall be made functional in all respect and necessary report duly signed by the OT incharge of CH(CC) and Base Hospital and JE Concern shall be submitted to AGE Hosp on Same Day . Inspection note shall be endorsed by technician related of repair works to be carriedout. ( c ) Urgent spares partsshall be readly made available at site during all days by the contractor. (d)Whenever Coplaint attend by technitian also included servicing of same items. |
2 | S&F in repairs Halogen bulbs, 12 volts50 watts having input voltage 230±230 Votls and out put voltage 10.5 to 12.5 volts on load in 4 steps of 50 Hz, supply suitable for Trilux OT lights haivng light out put of 120000 Lux for major and 70000 Lux for satellite doom complete all as specified and dircted. |
3 | S&F in repairs Halogen medical reflector 24V 150 watts suitable for shadoless light fitting of make Philips having major and standard doom all as required at site. |
4 | S&F in repair thermostatic mixing valve provided for constant water termpreature withdefined setting of adjustable timing of 1, 3, 5, 10 minute complete all as specified and directed. |
5 | S&F in repair electrc photo sensor suitable for two bay surgical surb sink for hads free operation with built in range of adjustment complete all as specified and directed. |
6 | S&F in repair solenoid valve 24 volt suitable for two bay surgical scurb sink for hands free operation with built in range of adjustment complete all as specified and directed. |
7 | S&F in repairs espagnolet electromagnetic lock mounted on track and on both side key switch suitable for hermatically sealed door having width 3500 mm complete and all as specified. |
8 | S&F in repairs microprocessor controlled sensor suitable for electromechanical sliding door having width 3500 mm and total weight 250 Kgs and slow speed 20-120 mm/sec,starting speed 20-220 mm/sec,opening speed 800mm/sec and closing speed 500 mm/sec operated on 3 phase 415 volts 50 Hz AC supply all as directed. |
9 | S&F in repair foot switch suitable for hermatically sealed door of modular OT of make Metafluxcomplete all as specified and directed. |
10 | S&F in repair runner wheel MF5 suitable for hermatically sealed door of modular OT of make Metafluxcomplete all as specified and directed. |
11 | S&F in repair guide roller set MF5 suitable for hermatically sealed door of modular OT of make Metafluxcomplete all as specified and directed. |
12 | S&F in repair side sealing gasket suitable for hermatically sealed door of modular OT of make Metafluxcomplete all as specified and directed. |
13 | S&F in repair teath beltsuitable for hermatically sealed door of modular OT of make Metafluxcomplete all as specified and directed. |
14 | S&F in repair photo cell suitable for hermatically sealed door of modular OT of make Metafluxcomplete all as specified and directed. |
15 | S&F in repair motor 370 watts suitable for hermatically sealed door of modular OT of make Metafluxcomplete all as specified and directed. |
16 | S&F in repair SDA 04 controller suitable for hermatically sealed door of modular OT of make Metafluxcomplete all as specified and directed. |
17 | Supply and fix in repair1.5 sqmm single core, copperwire, multistranded, PVC insulated, unsheathed, 1100 volts grade complete. |
18 | Supply and fix in repair 2.5 sqmm single core, copper wire, multistranded, PVC insulated, unsheathed, 1100 volts grade complete. |
19 | Collecting defective /unserviceable Hot food trolly of any capicity & make and size from cook house orAGE E/Mhosp yard and carrying to Contractor"s workshop, split opening and cutting worntout blower motor and unserviceable heating element of any make and capacity230V, 50 Hz, cleaning the hot food troley properly internally and externally and servicing complete with proper oiling and greasing of moving parts such as wheel etc. tightening nuts, screws, and other repairs , welding and machining job complete all as specified and directed. Note : Following parts ( if renewed ) shall be measured and paid separately under appropriate items at Supply only rates and unserviceable parts retrieved through replacement shall be measured under Sch of credit. |
20 | Supply only Heating Element 2 KW as per existing make and modle all as specified and directed |
21 | Supply only Heating Element 1.5 KW as per existing make and modle all as specified and directed |
22 | Supply only Thermostat of required capacity as per existing make and modle all as specified and directed |
23 | Supply only wheel assemblycomplete with wheels , rubber treated pin, as per existing make and model allas specified and directed |
24 | Supply only shaft assembly of mild steel complete with wheels , rubber treated as per existing make and model allas specified and directed |
25 | Supply onlyGI pipe medium grade 20 mm nominal bore |
26 | Supply only GI pipe medium grade 25 mm nominal bore as per existing make and model allas specified and directed |
27 | Supply only Stainless steel handle of 150 mm long Dai 20 MM as approved. as per existing make and model allas specified and directed |
28 | Supply only stainless steel sheet of 5 mmthickness and 2x2 size of grade 304allas specified and directed |
29 | Supply only Indicating lamp(r,y,b,)as per existing make and model allas specified and directed |
30 | Supply only glass wool of required densityallas specified and directed |
31 | Supply only Selector switch ( showing three locations i.e cool, warm and hot) as per existing make and model allas specified and directed |
32 | Supplyinstallationtesting and commitissioningofHot food trolly with 06 container and Lidcover of stainless steel bodyincludingHeating elements, roller wheelhandle etc all as specified and directed. NoteOld hot food trolly should be deposited in mes store yard |
33 | Collecting defective /unserviceable Heat blower of any capicity& make and size from site or AGE E/Mhosp yard and carrying to Contractor"s workshop, for repair serivicuing and maintopening and cutting worntout blower motor and unserviceable heating element of any make and capacity230V, 50 Hz, cleaningproperly internally and externally and servicing complete all as specified and directed. Note : Following parts ( if renewed ) shall be measured and paid separately under appropriate items at Supply only rates and unserviceable parts retrieved through replacement shall be measured under Sch of credit. |
34 | Supply only Selector cum thermostateswitch for heat bloweras per existing make and model allas specified and directed |
35 | Supply only heating element upto 2000 wattof porciline laminated tungston wire as per existing make and model allas specified and directed |
36 | Supply only Blower motor of 0.50 HPwith standas per existing make and model allas specified and directed |
37 | Supply and fix in repairs HEPA filter suatable for air purifier Healthy airfilter effectively filters out partcicles, dust, allergens and bacteria. roduct dimensions (W x D x H)240 x 30 x 295mm. All as specified and directed. |
38 | Supply and fix in repairs air purifierPCBdigital type for air purifier as per existing model and make all as specified and directed |
39 | Servicing/maint/cleaning of Air purifier /filter of any capicity& make and size from various ward of CH CC areacleaningproperly internally and externally and servicing complete all as specified and directed. |
40 | M & L for Checking of unservicable online UPSupto 60 KVA capacity and find the faluty part including disconnecting electric connectionofUPSand replacementunsv spare partsin presentof MES repand load testing complete are as under-: |
41 | All as per Item no.40 above but for Inverter board |
42 | All as per Item no. 40 above but forIGBT Driver Board |
43 | S & F in replacement maintenance free dry type battery of capacity :12V * 100AH complete all as specified and directed. |
44 | M & L for Checking of unservicable online UPSupto 10KVA capacity and find the faluty part including disconnecting electric connectionofUPSand replacementunsv spare partsin presentof MES repand load testing complete are as under-: |
45 | All as per Item no.44 above but for Inverter board |
46 | All as per Item no. 44 above but forIGBT Driver Board |
47 | M & L for Checking of unservicable online UPSupto 06 KVA capacity and find the faluty part including disconnecting electric connectionofUPSand replacementunsv spare partsin presentof MES repand load testing complete are as under-: |
48 | All as per Item no.47 above but for Inverter board |
49 | All as per Item no. 47 above but for IGBT Driver Board |
50 | S & F in replacement maintenance free dry type battery of capacity :12V * 26AH complete all as specified and directed. |
51 | M & L for Checking of unservicable RO Plant of capacity 1000 L/ph andfind the faluty part including disconnecting electric connectionofRO Plantand replacementunsv spare partsin presenceof MES repand load testing complete are as under-: Note : Following parts ( if renewed ) shall be measured and paid separately under appropriate items at Supply only rates and unserviceable parts retrieved through replacement shall be measured under Sch of credit. |
52 | Supply only Membrane block complete assembly |
53 | Supply only U.V Rod of suitable capacity |
54 | Supply only Blue filter of size 20 inch |
55 | Supply only Blue filter of size 10 inch |
56 | Repair to Voltage Stabilizer, servo type of capacity 100 to 400 KVA at site including carrying out maintenance check along with the following other repairs: ( at ICU And Nefro ) (i) Dismantling of voltage stabilizer top cover for replacement of unserviceable parts without lifting core assembly. (ii) Assembling of voltage stabilizer after replacement ofunserviceable parts with new serviceable parts as ordered by Engr in Charge. (iii) Fixing of top cover after repair and testing up to entire satisfaction of Engr in Charge. Notes : (a)The parts required to be replaced will be measured and paid separately as "Supply only" against appropriate item of schedule. However labour element and painting involved in replacement are included in quoted rate against this item. (b) Any minor repairs involved to make the voltage stabilizer functional if notified by the Engr-in-Charge shall be carried out by the contractor without any extra cost to the department. (c) Following parts ( if renewed ) shall be measured and paid separately under appropriate items at Supply only rates and unserviceable parts retrieved through replacement shall be measured under Sch of credit. |
57 | Supply only Servo card for100 to 400 KVA voltage stabilizer. |
58 | Supply only Servo motor for100 to 4000 KVA voltage stabilizer. |
59 | Supply only Control wiring for 100 to 400 KVA voltage stabilizer. |
60 | Supply only High/ low voltage cutout circuit for100 to 400 KVA voltage stabilizer. |
61 | Supply only Control transformer for 100 to 400 KVA voltage stabilizer. |
62 | Supply only Relay for 100 to150 KVA voltage stabilizer. |
63 | Supply only Toggle switch for100 to 400 KVA voltage stabilizer. |
64 | Supply only Push button for100 to 400 KVA voltage stabilizer. |
65 | Supply only Voltmeter 0-500 volts for100 to 400 KVA voltage stabilizer. |
66 | Supply only Ammeter 0-100 Amps for100 to 400 KVA voltage stabilizer. |
67 | S & F in repairs OF CONVENTIONAL OPTICAL SMOKE DETECTOR INCLUDING THE BASE PLATE WHICH BLINKS GREEN IN NORMAL CONDITION AND BECOMES STEADY RED IN FIRE CONDITION WITH 360° VIEWING ANGLE. |
68 | S & F in replacement OF POWER SUPPLY UNIT WITH 25 AH SMF BATTERY OF 2 X 12 VOLTS FOR 15 MINUTE BACK UP. |
69 | S & F in replacement INSTALLATION OF RELAY INPUT IN FIRE CONTROL PANEL |
70 | S & F in replacement OF MANUAL CALL POINT COMPLETE WITH HAMMER & CHAIN, M.S. BOX DULY PAINTED IN RED COLOUR INCLUDING CONNECTIONS ETC. COMPLETE AS REQUIRED. |
71 | S & F in replacement OF ELECTRONIC HOOTER WITH HIGH QUALITY SPEAKER. |
72 | S & F in replacement MAIN FIRE PUMP PANEL MAINTANCE AND CLEANING OF SUMP COMPLET ALL AS SPACIFIED AND DIRECTED BY ENGINEER IN CHARGE |
73 | S & F in replacement PRESSURE GAUGE RANGING FROM 0 TO 20 KG PER SQCM ISI MARKED FROM APPROVED MANUFACTURERS COMPLETE IN ALL RESPECT. |
74 | S & F in replacement OF PRESSURE SWITCH0-200 PSI ( 0 - 14 KG ) RANGE, COMPLETE AS REQUIRED |
75 | S & F in replacement OF 25MM AIR RELEASE VALVE GUNMETAL HAVING 25 MM BSP THREADED MALE INLET. |
76 | S & F in replacement FOOT VALVE MAINTENANCE AND REPAIRING OF MAIN PUMP , JOCKEY PUMP AND DEISEL PUMP COMPLETE ALL AS directed. |
77 | S & F in replacement OF PENDENT TYPE QUARTZOID BULB SPRINKLER HEADS WITH TEMPERATURE RATING OF 68 DEG. C. |
78 | S & F in replacement OF SHUTOFF NOZZLE FOR THE HOSE REEL DRUM. MAKE : NEW AGE/SAFEPRO /ISI MARKED |
79 | PAINTING OF C CLASS HEAVY DUTY MS PIPE ABOVE GROUND CONFORMING TO IS: 1239 / IS:3589 INCLUDING MS FITTINGS LIKE ELBOWS, TEES, FLANGES, TAPERS, NUTS, BOLTS, GASKETS ETC. |
80 | SUPPLYING AND FIXING30M LONG RRL THERMOPLASTIC HOSE AND ABS NOZZLE. |
81 | OVERHAULING OFINTERNAL HYDRANT VALVE WITH INSTANTANEOUS STAINLESS STEEL COUPLINGS OF 63 MM DIA WITH CAST IRON WHEEL ISI MARKED CONFORMING TO IS 5290 (TYPE - A) WITH BLANK CAP AND CHAIN AS REQUIRED. |
82 | OVERHAULING OFEXTERNAL HYDRANT VALVE WITH INSTANTANEOUS STAINLESS STEEL COUPLINGS OF 63 MM DIA WITH CAST IRON WHEEL ISI MARKED CONFORMING TO IS 5290 (TYPE - A) WITH BLANK CAP AND CHAIN AS REQUIRED. |
83 | OVERHAULING OF HOSE REEL DRUM WITH MS CONSTRUCTION SPRAY PAINTED IN POST OFFICE RED, CONFORMING TO IS 884 |
84 | Repair of Fire Alarm Control Panel by replacing Card,IC & recaliberation to make it functional |
85 | S & F in repair MNX 40/50 including inter connection with other contractors and acessories , complete all as specified and directed. Make : L & T / Schneider / Seimens / Legrand |
86 | Supply, install, testing and comissioning of tubular batteries 12 V, 90 AH including copper terminal lugs complete and replace disconnecting old unserviceable 12V, 90/92 AH battery with copper terminal lugs complete all as specified and directed. |
87 | S & F in repair 150 mm dia Butterfly Valve |
88 | Servicing of 63 mm dia Yard Hydrant Valve including change of washer,coupler etc. |
89 | M& L in replacement ofMechanical Seal,shaft & Bearing ofKirloskar Jockey Pump 15 HPafter dismantling of Jockey from foundation,opening, including refixing the jockey complete all as specified and directed by Engr in Charge. |
90 | Disconnecting all water and electrical connection of the water softener plant by removing all Nuts and bolts and reassemble the same after changing the resin of the cylinder of softener And cleaning of the pipe line connected to boiler with softener for the smooth functioning complete all as specified and directed. |
91 | Taking down the economizer and S&F in replacemnet of economizer on the existing position complete all as specified and directed. |
92 | Supply and fixing in replacement of water pump - Triplex type of boiler on the existing position complete all as specified and directed. Make- Thermax/ Thermo Care/ Sentec |
93 | Supply & mixingcrystal salt suitable for water Softening plant complete all as specified and directed. |
94 | Supply and fixing in replacement of metallic Hose pipe of size 1” of 30” long complete all as specified and directed. |
95 | Supply only in replacement of V-belt size A-56 complete all as specified and directed. Make : Fenner/Navyug/Dunlop |
96 | Supply only in replacement of pump seal for boilers size 50 mm Bore complete all as specified and directed. |
97 | Supply & mixing Softeningcompound (Chemical Resin T-40 NA) for removal of iron, calcium and magnesium from water to avoid scaling inside hot water pipe line complete all as specified and directed. |
98 | Supply only in replacement of burner nozzle 6.0GPH complete all as specified and directed. |
99 | Supply only in replacement of piston(HTN-1) complete all as specified and directed. |
100 | Supply only in replacement of photocell 8203 complete all as specified and directed. |
101 | Supply only in replacement of pressureswitch PM1 complete all as specified and directed. |
102 | Supply only in replacement of flame coke complete all as specified and directed. |
103 | Supply only in replacement of digital temperature ammeter Range 0ºC to 250ºC complete all as specified and directed. |
104 | Opening dismantling and disconnecting all water Connection and electrical connection of Washer Extractor capacity 60Kg make FABCARE and Reassemble the same for repair after removing nuts and bolts including oiling, greasing and alignment of inner basket, alignment of shaft, pulley alignment, contact set of contactor cleaning, servicing and cleaning of pneumatic kits, air filter cleaning, cleaning the drain system and turning work and reassemble the same for the smooth functioning of the machine. |
105 | All as per Srl item No.104, here in before but 1 Nos Machine 30 kgs capacity complete all as specified and directed. |
106 | S & F drain pipe for existing capacity and make complete all as specified and directed. |
107 | Opening dismantling and disconnecting all water connection and electrical connection of Dryingtumbler capacity of 60Kg make FABCARE and reassemble the same for repair after removing nuts and bolts including Oiling, cleaning, servicing and greasing, balancing and alignment of cylindrical basket, balancing of blower, shaft turning, cleaning and servicing of steam radiator for the smooth functioning of the machine complete all as specified and directed. |
108 | S & F in replacement ofstrip heatercomplete all as specified and directed. |
109 | Opening dismantling and disconnecting all water connection and electrical connection of flat work Ironer with double roll make FABCARE and Reassemble the same for repair after removing nuts and bolts including Oiling, cleaning, servicing and greasing, balancing and alignment improvement of chest and rollers, servicing and cleaning of Pneumatic kits, servicing of electrical panel and variable frequency drive for the varying of speed of motor. |
110 | Disconnecting all electrical connection of the air compressor and taking out cylinder from the compressor and repair the same with replacement of Engine oil, key of shaft and re-fixing the same Including testing complete all as specified anddirected. |
111 | M&L in replacement ofWater solenoid motorized Pneumatic valve 4” of outlet complete all as specified and directed.Make: Sant/Kartar/SK |
112 | M&l in replacement ofwater solenoid motorized pneumatic valve 2” of inlet complete all as specified and directed. Make: Sant/kartar/SK |
113 | M&L in replacement of angle valve pneumatic 1” complete all as specified and directed. Make: Jelpec/Janatics/Akari |
114 | M&L in replacement of angle valve pneumatic¾” complete all as specified and directed. Make: Jelpec/Janatics/Akari. |
115 | M &L in replacement of touch screen of panelof washer extractor machine as per existing complete all as specified and directed. Make : Kinco/Fabtech/Fabcare |
116 | Disconnecting the electric induction motor from the existing machine of any size and taking out the unserviceable winding wire complete and cleaning the slots, rewinding the motor with super enameled copper windings wire of existing gauge including all other insulating material of the capacity02 HP of any make andre-fixing the same after repair of existing machine Including testing complete all as specified and directed. |
117 | All as item no 116 above but capacity of Induction motor 5 HP. |
118 | All as item no 116 above but capacity of Induction motor 10 HP. |
119 | All as item no 116 above but capacity of Induction motor 15 HP. |
120 | Supply and fixing in replacement of MCCB 63 Amp, 4Pole, 16 KA. complete all as specified and directed. |
121 | Supply and fixing in replacement of MCCB 100 Amp, 4 Pole, 16 KA complete all as specified and directed. |
122 | M&L in replacement of iron steam resting pad complete all as specified and directed. |
123 | M&L in replacement of MPD for Drying tumbler complete all as specified and directed. |
124 | M&L in replacement of branded bearing 6316 (2RS) for AWX 60Kg complete all as specified and directed. Make:SKF/NTN/NBC |
125 | M&L in replacement of branded bearing6317(2RS) for AWX 60Kg complete all as specified and directed. Make SKF/NTN /NBC |
126 | M&L in replacement of bearing 6313 (2RS) for AWX-30Kg complete all as specified and directed.Make : SKF/NTN/NBC |
127 | M&L in replacement of bearing 6314 (2RS) complete all as specified and directed. Make : SKF/NTN/NBC |
128 | M&L in replacement of bearing 6315 (2RS) complete all as specified and directed. Make : SKF/NTN/NBC |
129 | Dismantling electrical connection, water Connection of steam boiler 800 kg/hr of Make MAXIMA and dismantling the same for repairs by removing nuts & bolts,Front door including fitting and removing out old Defective parts and reassembling,Cleaning, servicing, oiling and greasing with Gasket and packing set the inner and outer chamber for the smooth functioning complete as specified and directed. |
130 | Taking down the optimizer and S & F in replacement of optimizer on the existing position complete all as specified and directed. |
131 | S & F in replacement of oil Filter for boiler. Make: NATION/GURU/BOSCH. |
132 | S & F in replacement of OIL filter element. |
133 | Attending of complaints of Boiler / Extractor / Dryer and flat Ironer as per exising at site and repair and rectify the same at urgent basis. Note : Compaint will be attended by Authorized OEM / Commpanny rep. Items which will be incroprated at siteshall be paid seprately under relevant items. |
134 | Supply onlyTDS Checking kit with complete accessories complete all as specied and directed. |
135 | M & L cleaning and desclaing of Boiler 800 kg capacity coil by authorized OEM of Fabcare copmlete all as specified and directed. |
136 | Supplying and fixing contactor MNX250 Amps capacity 415 volt AC complete all as specified and directed. |
137 | Supplying and fixing water switch for 800 kg boiler complete all as specified and directed. |
138 | Supplying and fixing Air Regulator 2 way for 800 kg boiler complete all as specified and directed. |
139 | Supplying and fixing Relays 4 to 8 Amps for 800 kg boiler complete all as specified and directed. |
140 | Dismantling electrical connection, water Connection of steam boiler 600 kg/hr of Make MAXIMA and dismantling the same for repairs by removing nuts & bolts,Front door including fitting and removing out old Defective parts and reassembling,Cleaning, servicing, oiling and greasing with Gasket and packing set the inner and outer chamber for the smooth functioning complete as specified and directed. |
141 | Taking down the optimizer and S & F in replacement of optimizer on the existing position complete all as specified and directed. |
142 | Attending of complaints of Boiler / Extractor / Dryer and flat Ironer as per exising at site and repair and rectify the same at urgent basis. Note : Compaint will be attended by Authorized OEM / Commpanny rep. Items which will be incroprated at siteshall be paid seprately under relevant items. |
143 | Supply onlyTDS Checking kit with complete accessories complete all as specied and directed. |
144 | M & L cleaning and desclaing of Boiler 600 kg capacity coil by authorized OEM of Fabcare copmlete all as specified and directed. |
145 | Supplying and fixing contactor MNX250 Amps capacity 415 volt AC complete all as specified and directed. |
146 | Supplying and fixing water switch for 600 kg boiler complete all as specified and directed. |
147 | Supplying and fixing Air Regulator 2 way for 600 kg boiler complete all as specified and directed. |
148 | Supplying and fixing Relays 4 to 8 Amps for 600 kg boiler complete all as specified and directed. |
149 | M&L in replacement of final cover of vaccum finishing table for linen pressing Make-Fabcare/Fabtech/Supershine |
150 | M&L in replacement of angle valve pneumatic 2”. Make: Jelpec/Janatics/Akari |
151 | M&L in replacement of angle valve pneumatic1”. Make: Jelpec/Janatics/Akari. |
152 | Supply and replacement of actuator pneumatic valve for 60 kg extractor machineMake: Jelpec/Janatics/Akari |
153 | Supply and replacement of actuator pneumatic valve for 30 kg extractor machineMake: Jelpec/Janatics/Akari |
154 | Supply and replacement of SMPS of 6.5 Amp for 60 kg extractor |
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