Amtech I5705 3 Piece 150mm 1/4" Hex Extension Adapter Set, Socket Driver 1/4", 3/8" and 1/2", for Impact

Amazon

Solid and robust construction and manufactured using hardened steel Spring loaded ball bearing head holds sockets more securely ¼ inch hex extension adaptors to ½, 3/8, and ¼ inch square Ideal for drills, screwdrivers, bit holders, and other similar devices Product sizes: ¼ inch x 150mm, 3/8inch x 150mm, ½ inch x 150mm, Manufacturer: DK Tools

Cazaar

The hex extension adaptor set from Amtech is heat treated and hardened chrome vanadium steel. The set includes 1/4", 3/8" and 1/2" square drives and suitable for 1/4" hex impact drivers up to 100Nm max. Note: This product is not Impact Grade therefore not suitable for use with high torque Impact Drivers.

Zoro Tools

DURABLE: This 3 piece 150mm 1/4" hex extension adapter set is made feat treated and hardened steel for durability. VERSATILE: Suitable for 1/4" hex impact drivers, the set includes 1/4", 3/8" and 1/2" square drives. PLEASE NOTE: This product is not suitable for use with high torque impact drivers.

ManoMano

Heat treated and hardened steel. Suitable for 1/4" hex impact drivers. Set includes 1/4", 3/8" and 1/2" square drives. NOTE: This product is not Impact Grade therefore not suitable for use with high torque Impact Drivers.