Socket

The Koken 3405W-06 is a high-precision 3/16" Whitworth socket, designed with a 3/8" square drive and 12-point profile. Engineered under Koken’s Flat Drive system, this compact 26 mm-long tool offers superior torque control, reduced wear, and reliable performance in professional and maintenance scenarios.

Features:
*12-point Whitworth design enhances fastener grip and enables 30° indexing in tight-access jobs.
*Flat Drive system maintains full flat contact on fastener faces, minimizing wear and avoiding slippage.
*Flat Drive extends to both the drive end and the internal socket geometry.
*Short 26 mm length improves maneuverability in restricted spaces.
*Forged from chrome alloy steel for optimal strength and toughness.
*Chrome-plated finish provides corrosion resistance and ease of cleaning.
*Made in Japan to Koken’s exacting precision standards.

Specifications:
*Brand: Koken
*Product Number: 3405W-06
*Drive Size: 3/8 inch square drive
*Socket Size: 3/16 inch Whitworth
*Point Configuration: 12-point
*Total Length: 26 mm
*Total Width: approximately 15.8 mm
*Inside Length: approximately 8.5 mm
*Construction: Chrome alloy steel
*Finish: Chrome plated
*Country of Origin: Japan

Applications:
*Automotive maintenance: ideal for classic British and vintage vehicle Whitworth fasteners.
*Industrial servicing: suitable for machinery and equipment using Whitworth bolts.
*Construction and maintenance: perfect for onsite, tight-space Whitworth-standard assemblies.
*General mechanical work where a durable, precise, and compact Whitworth socket is essential.