Battery Operated 1/2 Inch Square Drive Impact Wrench For Fastening And Unfastening Of Bolte D Assemblies, Product Rc 9067K2 Of Rodcraft Germany Or Cp 8854 Of Chicago Pneumatic Or W2420 Of Atlas Copco Makes Only. Technical Specification As Per Attached Annexure-B. [ Warranty Period: 30 Months Aft Er The Date Of Delivery ] ]