Shop All Socket Extensions
Proto
Locking Extension 3/4" Dr, 4 in L, 1 Pieces, Chrome
Mfr # J5660
Zoro # G3903623
original price:
$52.79
23% off
new price: $40.39
/ea
$40.39
Free Shipping on orders over $50
after youÂ
Free 30-Day Returns
Key Features
- Drive Size 3/4"
- SAE or Metric SAE
- Overall Length 4 in
- Finish Chrome
- For Use With Proto Ratchet Sockets
Get 10% Off Your First Order
Real Support From Real People
Contact Our U.S.-Based teams
Free 30-Day Returns
Return Policy
Accepted Payment Options
![paypal](https://www.zoro.com/static/assets/img/base/icons/paypal-81447b0e73.png)
Product Information
- Brand Proto
- MFR # J5660
- Zoro # G3903623
- UPC # 662679200626
- Country of Origin United States
- Category Socket Extensions
Dimensions
Drive Size | 3/4" |
Overall Length | 4 in |
Output Drive Size | 3/4 in |
Input Drive Size | 3/4 in |
Details
SAE or Metric | SAE |
Finish | Chrome |
For Use With | Proto Ratchet Sockets |
Item | Locking Extension |
Standards | ASME B107.110-2012, SAE AS4283C |
Number of Pieces | 1 |
Features | Heat Treated |
Locking | No |
Number of Points | 4 |
Output Drive Type | Male Square |
Drive Type | Female Square |
Input Drive Gender | Female |
Insulated | No |
Socket Extension Type | Standard |
Output Drive Gender | Male |
Non-Sparking | No |
Input Drive Shape | Square |
Output Drive Shape | Square |
Description
The Proto J5660 3/4" Drive Socket Extension has a heat-treated body, which means it is resistant to breaking and chipping. With a 4" length, this locking extension provides the leverage you need for hard-to-reach fasteners. The socket has a female square drive that allows you to work on nuts and bolts with 3/4" drive size. It also has a male square output that makes it compatible with other tools in your toolbox. The Proto J5660 3/4" Drive Socket Extension is the tool you can rely on when working with difficult fasteners.
Ratings & Reviews
3 Reasons You Can Count On Us
Supplies for every job.
10 million items and the exact one you need.
When you need it fast, count on Zoro!
2 million products ship in 1 day.
Stretch your budget further.
Everyday low prices on the brands you love.
Explore More Products
- JB INDUSTRIES SAE Adapter Hex Adapter Key, 3/16", 5/16" Tip Size (T2-HKA)
- MITEE-BITE PRODUCTS Collet Stop, 5C, Front Load (10105)
- DRILL AMERICA #7x6" HSS Aircraft Extension Drill Bit (DWDA/CX67)
- GARANT Torque Screwdriver, Fixed Torque: 1.2Nm (211750 1,2)
- PROTO Locking Extension 1/4" Dr, 6 in L, 1 Pieces, Chrome (J4761L)
- PROTO EXTENSION 1/2DR 10 (PO5463)
- PROTO Wobble Extension 3/8" Dr, 1 3/4 in L, 1 Pieces, Chrome (J5259W)
- PROTO Locking Extension 3/8" Dr, 1 3/4 in L, 1 Pieces, Black Oxide (J5259B)
- PROTO EXTENSION 1/4DR 2 (PO4759)
- PROTO Extension 1/4" Dr, 6 in L, 1 Pieces, Black Oxide (J61306)
- WILLIAMS Williams Wobble Extension, 1/2" Drive, 5 in. (S-205P)
- Proto Socket Extensions