supply of set of gauges for checking screw coupling , set of gauges for checking screw coupling of transition cbc.the above item consists 06 vari ous types of gauges as follows:1) condemning gauge for short shackle screw coupling size: go29.50mm & no go-25.0mm. asper rdso drg. no. 4685 & rdso-mp-mi-no-25. rev.0, jan 2006. material specification : tool steel to is no. 3748/90. hardness 50/55 hrc. qty - 1 no/set.2) condemning gauge for long shackle sc rew coupling size: go-45.0mm & no go-39.50mm. as per rdso drg. no. 4685 & rdso-mp-mi-no-25. rev. 0, jan 2006. material specification :tool steel to is no. 3748/90. hardness 50/55 hrc. qty - 1 no/set. 3 ) co ndemning gauge for checking the play between the hole short shackle & trunion screw pin condemning siz e: 187.0mm .as per rdso drg. no. 4685 & rdsomp-mi-no-25. rev.0, jan 2006. material specification : too l steel to is no. 3748/90. hardness 50/55 hrc. qty - 1 no/set.4) condemning gauge for checking the play b etween the hole long shackle & trunion nut pin condemning size:278.0mm . as per rdso drg. no. 4685 & rdso-mp-mi-no-25. rev.0, jan 2006. material specification :tool steel to is no. 3748/90. hardness 50/55 h rc. qty - 1 no/set.5) screw pitch gauge (go & no go) (knuckle thread -lh) size: r- 1.404mm & r-1.625m m . as per rdso-mp-mi-no25. rev.0, jan 2006. qty - 1 no/set.6) screw pitch gauge (go &no go) (knuckle thread - rh) size: r1.515mm & r- 1.625mm . qty - 1 no as per rdso-mp-mi-no-25. rev.0, jan2006. qty - 1 no/set. [ warranty period: 30 months after the date of delivery ] ]