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PROTO Flex Impact Socket: 15 mm Socket Size, 12-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: 15 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable

The PROTO Flex Impact Socket (MPN J77515MP) is a 3/8" Drive Metric Flex Impact Socket with a 15 mm socket size. It features a 12-point standard design, a Black Oxide finish, and is Not Tether Capable.

SKU 3G-OTH-404354

Brand
PROTO
Item
Flex Impact Socket: 15 mm Socket Size, 12-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
J77515MP
Type
12-Point, Std, Black Oxide, Not Tether Capable, Metric
View Full Spec Sheet

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

Product Description

The PROTO Flex Impact Socket (MPN J77515MP) is a 3/8" Drive Metric Flex Impact Socket with a 15 mm socket size. It features a 12-point standard design, a Black Oxide finish, and is Not Tether Capable.

Frequently Asked Questions

What is the PROTO Flex Impact Socket J77515MP used for?

The PROTO Flex Impact Socket J77515MP is used for fastening and loosening 15 mm fasteners in high-torque applications. Its flex design allows access to fasteners in tight or angled spaces, making it ideal for automotive repair, heavy equipment maintenance, and industrial assembly where impact wrenches are used.

What are the specifications of the PROTO Flex Impact Socket J77515MP?

The PROTO Flex Impact Socket J77515MP has a 15 mm socket size, 12-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 J77515MP, and it is a metric flex impact socket from PROTO.

Where to buy the PROTO Flex Impact Socket J77515MP worldwide?

You can source the PROTO Flex Impact Socket J77515MP 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; we supply genuine PROTO components to industrial buyers globally.

How to select the correct PROTO Flex Impact Socket for a 15 mm fastener?

To select the correct PROTO Flex Impact Socket for a 15 mm fastener, ensure the socket size matches the fastener head exactly—15 mm in this case. Choose a 12-point design for higher torque on hex fasteners. Verify the drive size (3/8") matches your impact wrench, and confirm the socket is impact-rated for power tool use. The Black Oxide finish provides 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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PROTO Flex Impact Socket: 14 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77514MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 14 mm.
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PROTO Flex Impact Socket: 14 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77514MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 14 mm.
PROTO Flex Impact Socket: 16 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77516MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 16 mm.
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PROTO Flex Impact Socket: 16 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77516MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 16 mm.
PROTO Flex Impact Socket: 12 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77512MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 12 mm.
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PROTO Flex Impact Socket: 12 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77512MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 12 mm.
PROTO Flex Impact Socket: 10 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77410MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 10 mm.
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PROTO Flex Impact Socket: 10 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77410MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 10 mm.
PROTO Flex Impact Socket: 10 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77510MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 10 mm.
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PROTO Flex Impact Socket: 10 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77510MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 10 mm.
PROTO Flex Impact Socket: 11 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77511MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 11 mm.
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PROTO Flex Impact Socket: 11 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77511MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 11 mm.

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PROTO Flex Impact Socket: 17 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77417MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 17 mm.
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PROTO Flex Impact Socket: 17 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77417MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 17 mm.
PROTO Flex Impact Socket: 17 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77517MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 17 mm.
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PROTO Flex Impact Socket: 17 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77517MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 17 mm.
PROTO Flex Impact Socket: 18 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77518MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 18 mm.
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PROTO Flex Impact Socket: 18 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77518MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 18 mm.
PROTO Flex Impact Socket: 15 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77415MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 15 mm.
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PROTO Flex Impact Socket: 15 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77415MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 15 mm.
PROTO Flex Impact Socket: 12 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77412MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 12 mm.
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PROTO Flex Impact Socket: 12 mm Socket Size, 6-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77412MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 12 mm.
PROTO Flex Impact Socket: 13 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77513MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 13 mm.
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PROTO Flex Impact Socket: 13 mm Socket Size, 12-Point, Std, Black Oxide, Not Tether Capable, Metric (MPN J77513MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 13 mm.
PROTO Flex Impact Socket: 19 mm Socket Size, 6-Point, Deep, Black Oxide, Not Tether Capable, Metric (MPN J78419MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 19 mm.
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PROTO Flex Impact Socket: 19 mm Socket Size, 6-Point, Deep, Black Oxide, Not Tether Capable, Metric (MPN J78419MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 19 mm.
PROTO Flex Impact Socket: 14 mm Socket Size, 6-Point, Deep, Black Oxide, Not Tether Capable, Metric (MPN J78414MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 14 mm.
PROTO
PROTO Flex Impact Socket: 14 mm Socket Size, 6-Point, Deep, Black Oxide, Not Tether Capable, Metric (MPN J78414MP). Key specifications — attr1204097: Black Oxide; attr1204098: Not Tether Capable; attr1204109: PROTO; attr1204102: 14 mm.