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PROTO 3/8" Drive Metric Flex Impact Socket - 3/8" Drive Metric Flex Impact Sockets
PROTO3/8" Drive Metric Flex Impact Sockets

PROTO 3/8" Drive Metric Flex Impact Socket

The PROTO Flex Impact Socket is a 3/8" Drive Metric Flex Impact Socket with a 15 mm socket size. It features a 6-point, deep design with a Black Oxide finish and is Not Tether Capable. This metric socket is…

SKU 3G-OTH-404369

Brand
PROTO
Item
3/8" Drive Metric Flex Impact Socket
Part Number
J78415MP
Category
3/8" Drive Metric Flex Impact Sockets
Available to Order
Also known as:J78415MPPROTO
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Technical Specifications

PROTO
Manufacturer Part Number
J78415MP
Type
6-Point, Deep, Black Oxide, Not Tether Capable, Metric

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

Product Description

The PROTO Flex Impact Socket is a 3/8" Drive Metric Flex Impact Socket with a 15 mm socket size. It features a 6-point, deep design with a Black Oxide finish and is Not Tether Capable. This metric socket is identified by manufacturer part number J78415MP.

Frequently Asked Questions

What is the PROTO Flex Impact Socket used for?

The PROTO Flex Impact Socket is used for fastening and loosening metric fasteners in high-torque applications. Its 15 mm, 6-point, deep design with a flex joint allows access to recessed bolts in automotive, industrial, and heavy equipment maintenance. The black oxide finish provides corrosion resistance.

What are the specifications of the PROTO Flex Impact Socket J78415MP?

The PROTO Flex Impact Socket J78415MP has a 15 mm socket size, 3/8" drive, 6-point, deep profile, and black oxide finish. It is not tether capable and is metric. The manufacturer part number is J78415MP. This socket is designed for impact tools and meets PROTO's durability standards.

Where to buy the PROTO Flex Impact Socket worldwide?

You can source the PROTO Flex Impact Socket J78415MP 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 tools to procurement teams globally.

How to select the correct PROTO Flex Impact Socket size?

To select the correct PROTO Flex Impact Socket, match the socket size to your fastener's hex dimension. For metric fasteners, use a 15 mm socket like the J78415MP. Ensure the drive size (3/8") matches your ratchet or impact wrench. The 6-point design reduces rounding on worn bolts. Always use impact-rated sockets for power tools.

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 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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