Buy the Tekton SHA11210 3/8" Drive x 10" Locking Extension Online — $9.00
The Tekton SHA11210 is a 3/8 inch drive, 10 inch locking extension that holds sockets and accessories firmly on the drive tang and releases them with a pull of the collar. At the current price of $9.00, it's an affordable upgrade for any 3/8" drive socket set. Apply coupon SAVE15 at checkout for extra savings.
How the Locking Mechanism Works
Push a socket onto the extension tang to lock it on. Pull down on the 8660 steel collar to release. No more dropped sockets in deep engine bays or tight panels.
Materials & Build
Made from 6140 chromium-vanadium steel with an 8660 nickel-chromium-molybdenum collar, chrome plated for corrosion resistance. Deep knurling provides grip for turning fasteners by hand; grooves aid attaching and removing sockets.
Specifications
- Brand: Tekton
- Model: SHA11210
- Drive: 3/8 inch
- Length: 10 inches
- Steel: 6140 Cr-V body, 8660 Ni-Cr-Mo collar
- Finish: Chrome plated
Compatibility & Use Cases
Compatible with all 3/8" drive sockets, universal joints, and adapters. Ideal for deep-reach automotive work, engine bays, suspension, and machinery where extensions keep sockets from slipping off.
Comparison: 3" vs 6" vs 10" Locking Extensions
Choose 3" for shallow reach, 6" for general automotive work, and this 10" version for deep access like spark plugs and frame bolts. Buy the SHA91015 3-piece set for all three lengths at a bundled discount.
Price & Deal Value
Current price: $9.00. Coupon SAVE15 takes 15% off at checkout. Bundle over $45.00 for free shipping — standard shipping is $8.00.
