The Apex Brand HC-28312-360MM 3/8” Pin Lock Socket Extension, 3/8” Square Drive, Overall Length 14.173” / 360mm is manufactured using a proprietary steel and heat treat process that yields greater strength and a longer extension life. The cutting-edge machining process used to manufacture the Apex Brand HC-28312-360MM 3/8” Pin Lock Socket Extension, 3/8” Square Drive, Overall Length 14.173” / 360mm results in tighter tolerances, superior product consistency and a better and more consistent fit to fasteners leading to better torque transfer.

The Apex Brand HC-28312-360MM 3/8” Pin Lock Socket Extension, 3/8” Square Drive, Overall Length 14.173” / 360mm is from Apex Brand Fastener Tools, recognized as the industry leader in professional tooling throughout the aviation industry as well as automotive, heavy industry or anywhere quality tooling products are required. If you have invested money in quality tools, you need to know that your socket extensions will deliver the performance you require of them. Apex Brand manufactures socket extensions for the aerospace, automotive and other industries where reliability is key. Day in and day out, you will find the Apex Brand HC-28312-360MM 3/8” Pin Lock Socket Extension, 3/8” Square Drive, Overall Length 14.173” / 360mm hard at work in some of the worlds busiest manufacturing facilities.