This 24 mm, 1/2" square drive impact socket is a purpose-made impact-rated socket designed to transfer the high torque of pneumatic and battery-powered impact wrenches to hex head fasteners. Its primary use is the rapid loosening and tightening of nuts and bolts where repeated shock loading and high torque are required, such as axle nuts, suspension fasteners and heavy machinery assemblies.

The socket is manufactured from chrome‑molybdenum (Cr‑Mo) alloy steel, forged, quenched and tempered to resist fracture under impact loading. It features a 6‑point (hex) internal profile to maximise contact area on fastener flats and reduce rounding. The drive end is a 1/2" (12.7 mm) square recess compatible with standard 1/2" impact wrenches and breaker bars; the drive accepts spring‑ball or pin‑and‑ring retainers allowing secure fitment to impact tools. As a purpose‑built impact tool the socket is not threaded internally (thread type: not applicable).

To protect against corrosion and surface chipping the socket is finished in a black phosphate/black oxide coating typical of impact tools, which also aids oil adhesion and reduces glare in workshop conditions. The dimensions and profiles conform to industry socket dimensional standards (DIN/ISO/BS industry conventions for square‑drive sockets), ensuring compatibility across most common impact tool manufacturers.

Typical applications and industries for this 24 mm impact socket include automotive and commercial vehicle maintenance, plant and equipment servicing, construction, agricultural machinery repair and general industrial maintenance where fast turnaround and reliability under torque are essential. Motorsport and fleet maintenance teams also specify Cr‑Mo impact sockets for their resistance to shock failure during high‑use scenarios.

Key benefits include enhanced shock resistance from the Cr‑Mo construction, improved fastener grip and reduced rounding from the 6‑point profile, and practical corrosion protection from the black finish. The 1/2" drive compatibility makes it suitable for the broadest range of workshop impact wrenches and accessories.

Duchy Fasteners stocks this socket across the metric range and in various pack sizes; it is available singly and in sets covering common sizes to suit workshops and trade users. If you need other sizes or kits, contact Duchy Fasteners for current stock and pack options.