Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
PROTO 3/8" Drive SAE Flex Impact Socket, 7/16 in, 6-Point, Black Oxide, J77274P - 3/8" Drive SAE Flex Impact Sockets
PROTO3/8" Drive SAE Flex Impact Sockets

PROTO 3/8" Drive SAE Flex Impact Socket, 7/16 in, 6-Point, Black Oxide, J77274P

The PROTO Flex Impact Socket is a 3/8" Drive SAE Flex Impact Socket with a 7/16 in socket size. It features a 6-point standard design with a Black Oxide finish and is Not Tether Capable. This socket is identified by…

SKU 3G-OTH-320355

Brand
PROTO
Item
3/8" Drive SAE Flex Impact Socket, 7/16 in, 6-Point, Black Oxide, J77274P
Part Number
J77274P
Category
3/8" Drive SAE Flex Impact Sockets
Available to Order
Also known as:J77274PPROTO
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

PROTO
Manufacturer Part Number
J77274P
Type
6-Point, Std, Black Oxide, Not Tether Capable, SAE

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

PROTO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PROTO Flex Impact Socket is a 3/8" Drive SAE Flex Impact Socket with a 7/16 in socket size. It features a 6-point standard design with a Black Oxide finish and is Not Tether Capable. This socket is identified by manufacturer part number J77274P.

Frequently Asked Questions

What is the PROTO Flex Impact Socket used for?

The PROTO Flex Impact Socket is used for fastening and loosening SAE fasteners in high-torque impact applications. Its 7/16 in, 6-point design provides a secure grip on hex nuts and bolts, making it ideal for automotive, industrial, and heavy equipment maintenance.

What are the specifications of the PROTO Flex Impact Socket J77274P?

The PROTO Flex Impact Socket J77274P has a 3/8" drive, 7/16 in socket size, 6-point standard profile, and a Black Oxide finish. It is Not Tether Capable and designed for SAE fasteners. The black oxide coating offers corrosion resistance and durability in demanding environments.

Where to buy the PROTO Flex Impact Socket 7/16 in worldwide?

3G Electric supplies the PROTO Flex Impact Socket 7/16 in (J77274P) to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this PROTO socket for your maintenance or assembly needs.

How to select the correct PROTO Flex Impact Socket size?

To select the correct PROTO Flex Impact Socket, match the socket size (7/16 in) to your fastener head dimension. Ensure your impact wrench has a 3/8" drive. The 6-point design reduces rounding on worn fasteners. For high-torque applications, confirm the socket is impact-rated and not for hand use only.

Used in

Common applications for PROTO
Industrial maintenance — PROTO J6014CXCERT micrometer torque wrench for tightening fasteners to 50–250 ft-lb with tether capability.
Assembly operations — PROTO J6345A electronic torque wrench for 5–50 ft-lb control with audible and visual indicators.
Plumbing and mechanical — PROTO J812HD straight pipe wrench with 2 in jaw capacity for gripping and turning pipes.
Precision fastening — PROTO J61929 multi-bit screw and nut driver kit with 26 alloy steel bits for assembly and maintenance.
Tool organization — PROTO JUC3743-3SG heavy-duty utility cart with drawers, power strip, and padlock for shop floor use.
Metric fastener service — PROTO JSCVM-20SB 20-piece ratcheting combination wrench set covering 6 mm to 32 mm.
Not sure this is the right part? Photo-identify it→

PROTO Products

3G Electric supplies PROTO 3/8" drive sae flex impact sockets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from PROTO

View all PROTO parts →

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first