Specialities : Larger Face Contact Area With The Surface To Be Tightened On,Forged,Hardened And Tempered,Economical In Comparison To A Pair Of Hex. Nut & Washer
Material : ASTM A-105, IS 2002, LF2,ASTM A-182, F 304, F 304L, F 310, F316, F 316L, F 321, F 347, F904L,ASTM A182 F1, F5, F9, F11, F12, F22, F91,ASTM A350 LF2, LF3