Koken 3410M-20 - 3/8 Sq. Dr. Socket 20mm Surface Length 31mm JIS Screwdrivers 6mm H1 Size: 19mm H2

6mm H1 Size: 19mm H2 Size: 39

Sturdy design in short

everyday tool for all types of industry and trade screw applications

quick adjustment standard jaws (pair

Koken 3410M-20 - 3/8 Sq. Dr. Socket 20mm Surface Length 31mm JIS Screwdrivers 6mm H1 Size: 19mm H2METRIC, 3 8 DRIVE, SURFACE DRIVE, STANDARD LENGTH, CHROME HAND SOCKET. Surface drive sockets are designed to retain contact with flat sides of nut to transmit high torque and reduce nut wear. Compared to FLAT DRIVE, SURFACE DRIVE utilizes contact on the larger area closer to the center of the bolt or nut. SURFACE DRIVE is useful for painted face nuts or any bolt or nut made of soft material, with less risk of damaging the faces. SURFACE DRIVE can also