Ko-ken Tools 3/4 in Square Drive 12-Point Socket, 51mm - 6405M-51

Koken 3/4 square drive 12 point socket in 51 mm is engineered for reliable torque transmission and precise fastener engagement in demanding industrial and automotive applications. Manufactured with strict dimensional accuracy this socket delivers a consistent fit on metric fasteners while supporting smooth operation under high load conditions. The 12 point design allows for increased engagement positions making it easier to work efficiently in restricted access areas with limited swing arc. Optimized wall thickness and balanced construction help maintain strength without unnecessary bulk ensuring compatibility with professional tool systems. Koken precision manufacturing and quality control standards contribute to excellent durability and long service life even under repeated heavy duty use. The accurately machined drive end ensures secure connection with 3/4 square drive ratchets extensions and torque wrenches while the refined surface finish supports corrosion resistance and easy cleaning, maintaining the professional appearance expected from Koken tools.

Specifications:

• Drive Shape: Square
• Input Drive Size: 3/4 in
• Length: 68mm
• Opening: 12-Point
• Output Size: 51mm
• D1 Size: 68.5mm
• D2 Size: 52mm