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PROTO Impact Socket: 1/2 in Drive Size, SAE, 3/8 in Socket Size, 12-Point, Deep - 1/2" Drive Impact Sockets
PROTO1/2" Drive Impact Sockets

PROTO Impact Socket: 1/2 in Drive Size, SAE, 3/8 in Socket Size, 12-Point, Deep

The PROTO Impact Socket (MPN J7312) is a 1/2" drive SAE impact socket with a 3/8" socket size, 12-point deep design, and 3 1/4" overall length. It features a Black Oxide finish.

SKU 3G-OTH-298555

Brand
PROTO
Item
Impact Socket: 1/2 in Drive Size, SAE, 3/8 in Socket Size, 12-Point, Deep
Category
1/2" Drive Impact Sockets
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Technical Specifications

PROTO
Manufacturer Part Number
J7312
Type
SAE, 12-Point, Deep
Overall Lg
3 1/4 in
Socket Size
3/8 in
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PROTO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PROTO Impact Socket (MPN J7312) is a 1/2" drive SAE impact socket with a 3/8" socket size, 12-point deep design, and 3 1/4" overall length. It features a Black Oxide finish.

Frequently Asked Questions

What is the PROTO J7312 impact socket used for?

The PROTO J7312 impact socket is used for tightening and loosening fasteners with impact wrenches in automotive, industrial, and heavy equipment maintenance. Its 1/2" drive, 3/8" SAE 12-point deep design reaches recessed bolts, while the Black Oxide finish resists corrosion.

What are the specifications of the PROTO J7312 impact socket?

The PROTO J7312 is a 1/2" drive SAE impact socket with a 3/8" socket size, 12-point deep configuration, and 3 1/4" overall length. It features a Black Oxide finish for durability. The manufacturer part number is J7312.

Where to buy the PROTO J7312 impact socket worldwide?

You can source the PROTO J7312 impact socket through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time.

How to select the correct PROTO impact socket for a job?

To select the correct PROTO impact socket, match the drive size (1/2") to your impact wrench, the socket size (3/8") to the fastener, and choose SAE or metric. For recessed bolts, use a deep design like the J7312. Always use impact-rated sockets 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 1/2" drive 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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