supply of normal probe. , normal probe , single crystal, frequency 2.5 mhz, dia-20 mm. make- modsonic, as p er annexure-a [ warranty period: 30 months after the date of delivery ] ] , atc-1 battery charger cum mains power pack with charge status indicator & power cord mak e- modsonic as per annexure-a [ warranty period: 30 months after the date of delivery ] ] , pkbb-2 : probe cable bnc to bnc (2 mtrs. long) . make- modsonic, as per annexure-a [ warr anty period: 30 months after the date of delivery ] ] , 17.5 deg. low angle perspex wedge attachment suitable for normal single crystal probe 20 mm dia,make/ brand- modsonic, as per annexure-a [ warranty period: 30 months after the date of deliv ery ] ]