Master Setting Ring Gauges Are Standard Gauges For Pre-Setting The Zero Error Maintenance O F Bore Gauges During The Measurement Of Diameter Of End Shields Consisting Of 21 Different Bore Gauges As Per Attached Annexure-A. Material As Per Is 7018(Part-1)-1983/ Is 3748 -1990 And General Tolerance As Per Is 3485 1983/ Din 2250 Part-1. Makes: Mj Trading/ Paragon Instrumentation/ Mitutoyo/ Insize/ Baker. Note: 1) Item To Be Supplied Along With Valid Calibration Test Certificate Of 01 Year Validity Period From Nabl Accre Dited/ Govt. Labs. 2) All Gauges Shall Be Supplied In Suitable Wooden/Metal Case Box For Easy Transportation To Onsite. [ Warranty Period: 12 Months After The Date Of Delivery ] [Quantity Tolerance (+/-): 5 %Age , Item Category : Normal , Total Po Value Variation Permitted: Max 8 Lacs ] ]