Tork Craft Impact Bit Socket — H4 Hex, ½″ Drive, 43 mm Length (Model TCIM22004)

The Tork Craft TCIM22004 is a purpose-built impact bit socket designed for demanding applications. Featuring a ½″ drive connection and H4 internal hex size at a 43 mm length, it is engineered for high-torque impact tool use with sturdy construction and precision fit-up. Ideal for professional maintenance, manufacture and tool-kits.

An H4 hex refers to a 4mm size of a hexagonal (hex) or Allen bit, which is a tool used for driving screws with a hexagonal socket. The ‘H’ stands for hex, and the number ‘4’ indicates the measurement in millimeters across the flats of the hexagon.