PROTO Impact Universal Joint: Black Oxide, 3/8 in Output Drive Size, Square
The PROTO Impact Universal Joint (MPN J77270P) is a 3/8" Drive Flex Impact Socket Adapter with a square output drive and a black oxide finish. It features a locking mechanism and has an overall length of 2 1/32…
SKU 3G-OTH-309799
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Product Description
The PROTO Impact Universal Joint (MPN J77270P) is a 3/8" Drive Flex Impact Socket Adapter with a square output drive and a black oxide finish. It features a locking mechanism and has an overall length of 2 1/32 inches. This industrial-grade adapter is designed for use with impact tools.
Frequently Asked Questions
What is the PROTO Impact Universal Joint J77270P used for?
The PROTO Impact Universal Joint J77270P is used to transfer torque from an impact wrench to a socket at an angle, allowing access to fasteners in tight or offset spaces. It is designed for industrial maintenance, automotive repair, and assembly applications where a standard straight extension cannot reach.
What are the specifications of the PROTO J77270P?
The PROTO J77270P has a 3/8 in square output drive, a black oxide finish for corrosion resistance, and an overall length of 2 1/32 in. It includes a locking mechanism to secure sockets and is built for use with impact tools. The manufacturer part number is J77270P.
Where to buy the PROTO J77270P in worldwide?
You can source the PROTO J77270P through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply this impact universal joint to procurement teams globally.
How to select the correct PROTO impact universal joint?
To select the correct PROTO impact universal joint, match the drive size to your impact wrench—3/8 in for the J77270P. Confirm the output drive shape is square and check the overall length for clearance. Ensure the joint is rated for impact use and includes a locking feature to prevent socket detachment during operation.
Used in
Common applications for PROTOPROTO Products
3G Electric supplies PROTO 3/8" drive flex impact socket adapters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.







