Socket

The Koken 3010M.100-12 3/8" Square Drive Bit Socket is a professional-grade, long-reach hex bit socket designed for precision fastening tasks. With a 12 mm hex bit and a generous 100 mm length, it’s ideal for accessing deep-set fasteners in automotive, industrial, and mechanical applications. Crafted in Japan with high-quality materials, it offers reliability, durability, and precision.

Features:
*3/8" square drive for compatibility with standard ratchets and drivers.
*12 mm hex bit output for common metric hex fasteners.
*100 mm overall length to reach recessed or hard-to-access bolts.
*Precision-machined hex bit for accurate fit and minimal fastener rounding.
*Durable construction for heavy-duty use.
*Made in Japan for quality craftsmanship.

Specifications:
*Manufacturer: Koken
*Part Number: 3010M.100-12
*Drive Connector Size: 3/8" (Square)
*Bit Size: 12 mm Hex
*Total Length: 100 mm
*Outside Diameter (D): 20 mm
*Hex Shank Height (H): 73.5 mm
*Weight: Approximately 0.13 kg
*Country of Origin: Japan

Applications:
*Automotive maintenance and repair jobs requiring deep access to hex fasteners.
*Industrial equipment servicing and assembly where standard sockets can’t reach.
*Machinery maintenance tasks in confined or recessed areas.
*Assembly of electronics or industrial systems using metric hex bolts.
*Situations demanding high precision to prevent fastener rounding or damage.