PROTO Universal Joint: 1/4 in Input Drive Size, 1/4 in Output Drive Size, Square
The PROTO Universal Joint (MPN J4770AB) is a 1/4" Drive Hand Flex Socket Adapter with a 1/4 in input and output drive size. It features a square drive type and a black oxide finish. This product does not include a…
SKU 3G-OTH-310882
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The PROTO Universal Joint (MPN J4770AB) is a 1/4" Drive Hand Flex Socket Adapter with a 1/4 in input and output drive size. It features a square drive type and a black oxide finish. This product does not include a locking mechanism.
Frequently Asked Questions
What is the PROTO J4770AB universal joint used for?
The PROTO J4770AB universal joint is a 1/4 in drive hand flex socket adapter used to transfer torque at an angle in tight or awkward spaces. It suits automotive, industrial, and maintenance applications where a straight socket extension cannot reach the fastener.
What are the specifications of the PROTO J4770AB universal joint?
The PROTO J4770AB has a 1/4 in input and output drive size, square drive type, and a black oxide finish. It does not include a locking mechanism. The manufacturer part number is J4770AB, and it is made by PROTO.
Where to buy the PROTO J4770AB universal joint worldwide?
3G Electric supplies the PROTO J4770AB universal joint worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this 1/4 in drive hand flex socket adapter.
How to select the right universal joint for a 1/4 in drive ratchet?
Match the input and output drive size to your ratchet and socket—here, both are 1/4 in square. Consider the finish (black oxide resists corrosion) and whether a locking feature is needed. The PROTO J4770AB is a non-locking option for general use.
Used in
Common applications for PROTOPROTO Products
3G Electric supplies PROTO 1/4" drive hand flex socket adapters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
