Bahco K9806Z-3.7/8 3 7/8" x 1 1/2" Deep Impact Hex Socket

1 1/2" square drive, deep profile, impact socket, which is designed for fastening/unfastening 3 7/8" wide hexagonal fasteners, such as nuts and bolts.Made from high performance alloy steel, with a black phosphate finish.Has a Dynamic-Drive™ profile, designed to protect fasteners and tools from unnecessary wear and damage.Should be used with a clamping spring for safety.This impact socket adheres to standards DIN 3121-H 40, ISO 1174, DIN 3129 and ISO 2725.