Socket

The Koken 3405A-22 is a professional-grade 11/16" x 3/8" drive 12-point socket, designed with Koken’s Flat Drive technology to deliver superior fastener grip, reduced wear, and reliable torque transfer. Its precise engineering and durable construction make it ideal for automotive, industrial, and general mechanical applications where consistent performance is essential.

Features:
*12-point design offers improved fastener engagement and allows easier use in tight or confined spaces.
*Flat Drive system maintains flat surface contact between the socket and bolt/nut, reducing wear and enabling higher torque transmission.
*Flat Drive technology is applied to both the square drive end and the hexagonal or bi-hexagonal socket openings.
*Compact total length (30 mm) enhances accessibility in restricted areas.
*Manufactured from high-quality chrome alloy steel for maximum strength and long service life.
*Chrome-plated finish provides excellent corrosion resistance and easy cleaning.
*Made in Japan, ensuring precision manufacturing and reliable quality.

Specifications:
*Brand: Koken
*Product Number: 3405A-22
*Drive Size: 3/8 inch square drive
*Socket Size: 11/16 inch
*Point Configuration: 12-point
*Total Length: 30 mm
*Total Width: 24.5 mm
*Inside Length: 13 mm
*Construction: Chrome alloy steel
*Finish: Chrome plated
*Country of Origin: Japan

Applications:
*Automotive maintenance: suitable for engine bolts, brackets, and suspension fasteners.
*Industrial servicing: machinery assembly, equipment maintenance, and pipe fittings.
*Construction: installation and assembly tasks requiring reliable torque in confined spaces.
*General mechanical work where a durable, precise, and compact socket is essential.