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PROTO 1/2" Drive SAE Flex Impact Socket, 11/16 in, 6-Point, Black Oxide, J74278P - 1/2" Drive SAE Flex Impact Sockets
PROTO1/2" Drive SAE Flex Impact Sockets

PROTO 1/2" Drive SAE Flex Impact Socket, 11/16 in, 6-Point, Black Oxide, J74278P

The PROTO Flex Impact Socket (MPN J74278P) is a 1/2" Drive SAE flex impact socket with an 11/16 in socket size. It features a 6-point standard design with a Black Oxide finish and is Not Tether Capable.

SKU 3G-OTH-313728

Brand
PROTO
Item
1/2" Drive SAE Flex Impact Socket, 11/16 in, 6-Point, Black Oxide, J74278P
Part Number
J74278P
Category
1/2" Drive SAE Flex Impact Sockets
Available to Order
Also known as:J74278PPROTO
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Technical Specifications

PROTO
Manufacturer Part Number
J74278P
Type
6-Point, Std, Black Oxide, Not Tether Capable, SAE

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

Product Description

The PROTO Flex Impact Socket (MPN J74278P) is a 1/2" Drive SAE flex impact socket with an 11/16 in socket size. It features a 6-point standard design with a Black Oxide finish and is Not Tether Capable.

Frequently Asked Questions

What is the PROTO Flex Impact Socket J74278P used for?

The PROTO Flex Impact Socket J74278P is used for loosening or tightening fasteners in tight or angled spaces, common in automotive, industrial, and heavy-equipment maintenance. Its 1/2" drive and 11/16 in SAE size suit impact wrenches for high-torque applications. The flex design allows access where straight sockets cannot reach.

What are the specifications of the PROTO Flex Impact Socket J74278P?

The PROTO Flex Impact Socket J74278P has a 1/2" drive, 11/16 in SAE socket size, 6-point standard configuration, and a Black Oxide finish. It is Not Tether Capable. The manufacturer part number is J74278P. This socket is designed for impact tools and resists corrosion.

Where to buy the PROTO Flex Impact Socket J74278P worldwide?

You can source the PROTO Flex Impact Socket J74278P 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. 3G Electric supplies PROTO tools to procurement teams and maintenance professionals internationally.

How to select the correct PROTO Flex Impact Socket for your application?

To select the correct PROTO Flex Impact Socket, match the drive size (e.g., 1/2") to your impact wrench, the socket size (e.g., 11/16 in SAE) to the fastener, and choose a 6-point design for better grip. Consider the finish (Black Oxide resists rust) and whether tether capability is required. PROTO offers various configurations for industrial use.

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.
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PROTO Products

3G Electric supplies PROTO 1/2" drive sae flex impact sockets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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