Carbide-Tipped, Serrated Grippers
The body of the hex head style (CTH) is made from a Grade 8 fastener (metric 10.9) steel with a black oxide finish. The round head type (AG) is made from heat-treated alloy steel with black oxide finish. The tool steel threaded style (HS) is made from M-2 high speed steel and hardened to Rc 55/58 with black oxide finish. The carbide-tipped threaded style (PG) is made from heat-treated alloy steel with black oxide finish.