Ko-ken Tools 3/8 in Square Drive 6-Point SAE Socket, 21/32 in - 3400A-21/32

Koken 3/8 square drive SAE 6 point socket with 21/32 inch size is manufactured to provide secure fastener engagement and consistent torque transfer in professional service environments. Produced to precise dimensional standards this socket delivers accurate fitment on SAE fasteners while maintaining smooth rotation under load. The 6 point configuration concentrates contact on the flat surfaces of the fastener supporting controlled engagement during tightening and loosening operations. Carefully managed wall thickness and balanced construction contribute to stable operation while maintaining a compact exterior profile compatible with professional tool systems. Koken applies advanced manufacturing processes and strict quality control to support long term performance during repeated use. Drive end tolerances are controlled to ensure secure engagement with 3/8 square drive ratchets extensions and torque tools. The polished exterior surface supports corrosion resistance and easy maintenance while maintaining a clean professional appearance consistent with Koken standards.

Specifications:

• Drive Shape: Square
• Input Drive Size: 3/8 in
• Length: 29mm
• Opening: 6-Point
• Output Size: 9/32 in
• D1 Size: 23.3mm
• D2 Size: 21.5mm