Home /Tekton /Drive Accessories and Extensions /Tekton SHA21203 1/2 Inch Drive x 3 Inch Locking Extension, Chrome-Plated Cr-V Steel

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Drive Accessories and Extensions

Tekton SHA21203 1/2 Inch Drive x 3 Inch Locking Extension, Chrome-Plated Cr-V Steel

Name: Tekton SHA21203 1/2 Inch Drive x 3 Inch Locking Extension, Chrome-Plated Cr-V Steel
Brand: Tekton
SKU: DRI-DRI-604
Price: 9 USD
Availability: InStock
Rating: 4.2 (10 reviews)

4.2 (10)

$9.00

The Tekton SHA21203 1/2 inch drive x 3 inch locking extension with push-to-lock collar handles close-range secure socket work at $9.00 online — apply coupon code SAVE15 for extra savings on this affordable deal.

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tekton-sha21206-1-2-inch-drive-x-6-inch-locking-extension-chrome-plated-cr-v-ste image 1

Pair withTekton SHA21206 1/2 Inch Drive x 6 Inch Locking Extension, Chrome-Plated Cr-V Steel$9.00

Categories : Drive Accessories and Extensions

SKU : DRI-DRI-604

Description

Tekton SHA21203 1/2 Inch Drive x 3 Inch Locking Extension – Buy Online for $9.00

The Tekton SHA21203 3-inch locking extension is the short-reach solution for mechanics and DIYers who need sockets locked on in tight, close-quarters work. At just $9.00, it's an affordable brand-name accessory, and coupon code SAVE15 adds 15% more savings at checkout.

Locking Mechanism and Function

Push the socket onto the drive tang to lock it on; pull down on the collar to release. The locking action keeps sockets from slipping off when working at angles or in confined spots.

Materials and Construction

Built from 6140 chromium-vanadium steel with an 8660 nickel-chromium-molybdenum collar and chrome plated for corrosion resistance and easy cleaning.

Grip and Compatibility

Deep knurling provides grip for hand turning, and grooves ease socket attachment and removal. Compatible with all 1/2 inch drive sockets, ratchets, and torque wrenches.

Comparisons and Alternatives

At 3 inches, this extension adds reach without leverage loss — the most-used length in most kits. Compared to standard short extensions, the locking collar prevents dropped sockets. Buy online at $9.00, apply the SAVE15 promotion, and bundle with the 6- and 10-inch extensions or 3-piece set to reach $45.00 for free shipping.

Features

Short 3-inch reach with push-to-lock, pull-to-release collar for secure close-quarters socket work at $9.00
6140 chromium-vanadium steel with 8660 collar delivers professional strength at an affordable discount
Deep knurling and chrome plating add grip and corrosion resistance — SAVE15 coupon stacks extra savings
Model: SHA21203
Finish: Chrome plated, corrosion resistant
Length: 3 inches
Feature: Locking mechanism with release collar, deep knurling
Drive Size: 1/2 inch
Product Type: Locking Extension
Body Material: 6140 chromium-vanadium steel
Collar Material: 8660 nickel-chromium-molybdenum steel
Seller: Driven Fastener Works
MPN: SHA21203

Product Details

Short-Reach Security for $9.00

The Tekton SHA21203 locking extension is the most-used length in any 1/2 inch drive kit — now with locking socket retention at an affordable $9.00.

Best Use Cases

Close-quarters engine work, angled fastening, and anywhere a dropped socket costs time.

Deal Value

Apply coupon SAVE15 for 15% off and bundle with other Tekton locking extensions to reach $45.00 free shipping.

Frequently Asked Questions

Where can I buy the Tekton SHA21203 online?

Right here at Driven Fastener Works — add it to your cart and check out online at the discounted price.

What is the current price?

$9.00. Coupon code SAVE15 takes an extra 15% off at checkout.

Is it compatible with all 1/2 inch drive tools?

Yes — it fits all standard 1/2 inch drive sockets, ratchets, and torque wrenches, locking them securely in place.

How does it compare to a standard short extension?

The locking collar holds the socket on during angled and confined work, preventing drops — a clear upgrade at the same affordable price point.

Are there deals or free shipping offers?

Orders over $45.00 ship free. Bundle with the 6-inch, 10-inch, or 3-piece locking extension set for maximum savings.

Customer Reviews

10

5.0

p***j

Verified

Socket stays put, every time

The push-to-lock collar actually works. No more chasing sockets across the engine bay or pulling them off with my fingers. Chrome finish still looks new after months of shop use.

5.0

x*r

Verified

Exactly what my ratchet needed

Solid 3-inch extension with a positive lock. Knurling gives good grip even with oily hands, and it clicks into the socket with a satisfying feel. Fits tight in all my 1/2 drive sockets without wobble.

4.0

z**v

Verified

Good value extension

Locking mechanism works well and the chrome plating wipes clean easily. Docking a star only because the collar is a little stiff on brand-new sockets. Sure it will loosen up.

5.0

l***i

Works great

No complaints. Socket locks in tight and releases easy.

4.0

d*i

Verified

Dependable little extender

I use this mostly for brake caliper bolts where I need just a bit of reach. The lock keeps the socket from dropping when working at odd angles. Cr-V steel has held up to a breaker bar without twisting. For nine bucks you really can't go wrong.

3.0

r**s

Verified

Decent but collar sticks sometimes

Does the job and the lock is secure, but the push collar occasionally needs a firm press to release. Fine for the price.

5.0

q****z

Verified

Better than my old non-locking one

Bought this after dropping sockets one too many times inside tight engine compartments. The locking collar is a game changer for overhead work. Finish is smooth, tolerances are tight, and Tekton's warranty gives me peace of mind.

2.0

s****r

Verified

Socket release is too tight

Works and locks fine, but the collar sticks badly on mine and takes two hands to release sometimes.

4.0

p*****t

Verified

Nice addition to the set

Compact, well-made, and the lock mechanism holds sockets firmly even when tapped sideways. I keep it in the top tray of my box for quick access. Good steel, no flex at typical torque levels.

5.0