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PROTO Flex Impact Socket: 3/4 in Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable - 3/8" Drive SAE Flex Impact Sockets
PROTO3/8" Drive SAE Flex Impact Sockets

PROTO Flex Impact Socket: 3/4 in Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable

The PROTO Flex Impact Socket (MPN J77279P) is a 3/8" Drive SAE flex impact socket with a 3/4 in socket size and a 6-point standard configuration. It features a Black Oxide finish and is Not Tether Capable. This…

SKU 3G-OTH-320361

Brand
PROTO
Item
Flex Impact Socket: 3/4 in Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable
Category
3/8" Drive SAE Flex Impact Sockets
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

PROTO
Manufacturer Part Number
J77279P
Type
6-Point, Std, Black Oxide, Not Tether Capable, SAE

Technical Documents

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

Product Description

The PROTO Flex Impact Socket (MPN J77279P) is a 3/8" Drive SAE flex impact socket with a 3/4 in socket size and a 6-point standard configuration. It features a Black Oxide finish and is Not Tether Capable. This PROTO-branded socket is designed for industrial impact applications.

Frequently Asked Questions

What is the PROTO Flex Impact Socket J77279P used for?

The PROTO Flex Impact Socket J77279P is used for tightening and loosening fasteners in industrial impact applications. Its 3/4 in SAE 6-point standard configuration and flex design allow access to fasteners in tight or offset positions, making it suitable for heavy-duty maintenance and assembly tasks.

What are the specifications of the PROTO Flex Impact Socket J77279P?

The PROTO Flex Impact Socket J77279P has a 3/8 in drive, 3/4 in SAE socket size, 6-point standard configuration, and a Black Oxide finish. It is Not Tether Capable. The manufacturer part number is J77279P, and it is designed for industrial impact use.

Where to buy the PROTO Flex Impact Socket J77279P worldwide?

You can source the PROTO Flex Impact Socket J77279P 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 on this PROTO-branded socket.

How to select the right PROTO Flex Impact Socket for SAE fasteners?

To select the right PROTO Flex Impact Socket, match the socket size (e.g., 3/4 in) to your fastener's SAE hex size. Ensure the drive size (3/8 in) fits your impact wrench. The 6-point standard configuration provides better grip on hex fasteners, and the Black Oxide finish offers corrosion resistance.

Used in

Common applications for PROTO
Automotive assembly — PROTO J72102 impact socket set for fastening lug nuts on production lines
Heavy equipment maintenance — PROTO J3772T flare nut wrench for hydraulic line fittings on excavators
General industrial repair — PROTO J795SA adjustable wrench set for tightening bolts on conveyor systems
Aerospace manufacturing — PROTO J5240A slotted bit socket for adjusting fasteners in confined spaces
Oil and gas pipeline work — PROTO J5438 12-point socket for valve assembly in refineries
Construction site toolkits — PROTO J8179-T500 double box wrench for structural steel bolting

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.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
PROTO Flex Impact Socket: 12 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77412MP)
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PROTO Flex Impact Socket: 12 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77412MP)
PROTO Flex Impact Socket: 3/4 in Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, SAE (MPN J74279P)
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PROTO Flex Impact Socket: 3/4 in Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, SAE (MPN J74279P)
PROTO Flex Impact Socket: 10 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77410MP)
PROTO
PROTO Flex Impact Socket: 10 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77410MP)
PROTO Flex Impact Socket: 8 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77408MP)
PROTO
PROTO Flex Impact Socket: 8 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77408MP)
PROTO Flex Impact Socket: 11 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77411MP)
PROTO
PROTO Flex Impact Socket: 11 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77411MP)
PROTO Flex Impact Socket: 15 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77515MP)
PROTO
PROTO Flex Impact Socket: 15 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77515MP)

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