10" Safety Insulated Alligator Pliers, Chrome Vanadium Electric Steel, Oil Hardened & Tempered, Minimal Hand Force Reequipped As Alligator Is Self Locking On Pipes & Nuts Without Slipping, 7 Position Adjustment, Gripping Surfaces With Special Teeth Hardened To Approximate 61HRC, 1-1/2" Capacity, Polished Head With Two Component Insulated Handles, Safety Insulated To 1000V, Meets & Exceeds ASTM 1505-01 & IEC 60900.