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PROTO Flex Impact Socket: 5/8 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: 5/8 in Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable

The PROTO Flex Impact Socket is a 3/8" Drive SAE flex impact socket with a 5/8 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-320357

Brand
PROTO
Item
Flex Impact Socket: 5/8 in Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable
Category
3/8" Drive SAE Flex Impact Sockets
Available to Order
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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
J77277P
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 is a 3/8" Drive SAE flex impact socket with a 5/8 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 J77277P.

Frequently Asked Questions

What is the PROTO Flex Impact Socket used for?

The PROTO Flex Impact Socket is designed for high-torque fastening and loosening of 5/8 in SAE fasteners using a 3/8" drive impact wrench. Its flex head allows access to fasteners in tight or offset positions, common in automotive, heavy equipment, and industrial maintenance applications.

What are the specifications of the PROTO Flex Impact Socket J77277P?

The PROTO Flex Impact Socket J77277P has a 5/8 in socket size, 6-point standard profile, and a 3/8" drive. It features a Black Oxide finish for corrosion resistance and is Not Tether Capable. This SAE socket is built for impact tool use in demanding industrial environments.

Where to buy the PROTO Flex Impact Socket 5/8 in worldwide?

3G Electric supplies the PROTO Flex Impact Socket 5/8 in (J77277P) to customers worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your location. Contact us for a quote and lead time on this PROTO socket.

How to select the correct PROTO Flex Impact Socket size?

To select the correct PROTO Flex Impact Socket, match the socket size (5/8 in) to your fastener head. Ensure the drive size (3/8") fits your impact wrench. For flex applications, confirm the socket's flex angle meets your access needs. Always use impact-rated sockets with power tools to avoid breakage.

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: 8 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77408MP)
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PROTO Flex Impact Socket: 8 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77408MP)
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: 11 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77411MP)
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PROTO Flex Impact Socket: 11 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77411MP)
PROTO Flex Impact Socket: 10 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77410MP)
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PROTO Flex Impact Socket: 10 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77410MP)
PROTO Flex Impact Socket: 13 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77513MP)
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PROTO Flex Impact Socket: 13 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77513MP)
PROTO Flex Impact Socket: 19 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77419MP)
PROTO
PROTO Flex Impact Socket: 19 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77419MP)

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