05410056 Stahlwille 55a 1-1/4'' SAE 12-Point Socket, 3/4'' Square Drive

05410056 Stahlwille 55a 1-1/4'' SAE 12-Point Socket, 3/4'' Square Drive Description

The 05410056 Stahlwille 55a 1-1/4'' SAE 12-Point Socket, 3/4'' Square Drive is built for professional workshop and industrial fastening tasks requiring reliable engagement with larger SAE fasteners. Its 1-1/4'' bi-hex AS-Drive profile provides 12-point engagement for SAE fasteners while helping transmit force through the fastener flats.

The 05410056 Stahlwille 55a 1-1/4'' SAE 12-Point Socket, 3/4'' Square Drive uses a 3/4'' internal square drive and measures 58mm in overall length. Variant-specific dimensions include a 44.5mm socket-end outside diameter, 38mm drive-end outside diameter, 30.5mm bore diameter, 22mm broach depth, and 32.6mm socket depth.

Stahlwille manufactures the 55a series from HPQ® high-performance steel, a wear-resistant material that remains thin-walled and lightweight while withstanding high torque. The socket is chrome-plated, and Stahlwille lists SAE AS 954-E test values and ASME B 107.1 for this series. This 1-1/4'' version has a listed weight of 339g.

For technicians building or expanding a professional 3/4'' drive SAE socket assortment, the 05410056 Stahlwille 55a 1-1/4'' SAE 12-Point Socket, 3/4'' Square Drive combines a 12-point AS-Drive profile, HPQ® steel construction, a chrome-plated finish, and precise 1-1/4'' sizing for professional maintenance, service, and assembly work.