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

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

The PROTO Flex Impact Socket (MPN J77408MP) is a 3/8" Drive Metric Flex Impact Socket with an 8 mm socket size. It features a 6-point standard design with a Black Oxide finish and is Not Tether Capable.

SKU 3G-OTH-404366

Brand
PROTO
Item
Flex Impact Socket: 8 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable
Category
3/8" Drive Metric Flex Impact Sockets
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Technical Specifications

PROTO
Manufacturer Part Number
J77408MP
Type
6-Point, Std, Black Oxide, Not Tether Capable, Metric

Technical Documents

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

Product Description

The PROTO Flex Impact Socket (MPN J77408MP) is a 3/8" Drive Metric Flex Impact Socket with an 8 mm 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 J77408MP used for?

The PROTO Flex Impact Socket J77408MP is used for fastening and loosening 8 mm metric fasteners in high-torque applications. Its flex design allows access to fasteners in tight or angled spaces, making it suitable for automotive repair, industrial maintenance, and assembly work with impact tools.

What are the specifications of the PROTO Flex Impact Socket J77408MP?

The PROTO Flex Impact Socket J77408MP has an 8 mm socket size, 6-point standard configuration, and a 3/8" drive. It features a Black Oxide finish for corrosion resistance and is Not Tether Capable. The manufacturer part number is J77408MP, and it is made by PROTO.

Where to buy the PROTO Flex Impact Socket J77408MP worldwide?

You can source the PROTO Flex Impact Socket J77408MP worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this PROTO socket.

How to select the correct PROTO Flex Impact Socket for 8 mm fasteners?

To select the correct PROTO Flex Impact Socket for 8 mm fasteners, ensure the socket size matches the fastener head exactly—8 mm in this case. Choose a 6-point design for better grip on hex fasteners. Confirm the drive size (3/8") is compatible with your impact wrench. The Black Oxide finish adds durability.

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 metric 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: 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: 12 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77412MP)
PROTO
PROTO Flex Impact Socket: 12 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77412MP)
PROTO Flex Impact Socket: 18 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77418MP)
PROTO
PROTO Flex Impact Socket: 18 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77418MP)
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)
PROTO Flex Impact Socket: 15 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77415MP)
PROTO
PROTO Flex Impact Socket: 15 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77415MP)

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PROTO Flex Impact Socket: 10 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77510MP)
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PROTO Flex Impact Socket: 10 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77510MP)
PROTO Flex Impact Socket: 11 mm Socket Size, 6-Point, Deep, Black Oxide, Not Tether Capable, Metric (MPN J78411MP)
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PROTO Flex Impact Socket: 11 mm Socket Size, 6-Point, Deep, Black Oxide, Not Tether Capable, Metric (MPN J78411MP)