We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
RFQ CartGet a QuoteSign inSign up
PROTO Socket: Metric, 1/2 in Drive Size, 12 mm Socket Size, 12-Point, Deep, Chrome - 1/2" Drive Hand Sockets
PROTO1/2" Drive Hand Sockets

PROTO Socket: Metric, 1/2 in Drive Size, 12 mm Socket Size, 12-Point, Deep, Chrome

The PROTO Socket: Metric (MPN J5312M) is a 1/2" drive hand socket with a 12 mm, 12-point, deep configuration. It is constructed from chrome, as specified by the manufacturer. This product is manufactured by PROTO.

SKU 3G-OTH-317603

Brand
PROTO
Item
Socket: Metric, 1/2 in Drive Size, 12 mm Socket Size, 12-Point, Deep, Chrome
Category
1/2" Drive Hand Sockets
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

PROTO
Manufacturer Part Number
J5312M
Type
12-Point, Deep, Chrome, Socket
Socket Size
12 mm
Drive Size
1/2 in

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The PROTO Socket: Metric (MPN J5312M) is a 1/2" drive hand socket with a 12 mm, 12-point, deep configuration. It is constructed from chrome, as specified by the manufacturer. This product is manufactured by PROTO.

Frequently Asked Questions

What is the PROTO J5312M socket used for?

The PROTO J5312M is a 1/2 in drive, 12 mm, 12-point deep socket designed for fastening and loosening metric hex fasteners in automotive, industrial, and maintenance applications. Its deep profile provides access to recessed bolts and nuts.

What are the specifications of the PROTO J5312M socket?

The PROTO J5312M is a 12-point, deep, chrome socket with a 1/2 in drive size and a 12 mm socket size. It is manufactured by PROTO under MPN J5312M. The chrome construction offers corrosion resistance and durability for repeated use.

Where to buy the PROTO J5312M socket worldwide?

3G Electric supplies the PROTO J5312M socket to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this PROTO chrome socket for your operations.

How to select the correct PROTO socket size?

To select the correct PROTO socket, match the drive size (1/2 in) to your ratchet or torque wrench, and the socket size (12 mm) to the fastener head. For recessed fasteners, choose a deep socket like the J5312M. Always verify the point configuration (12-point) matches the fastener.

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 hand sockets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Compatible alternatives & equivalents

Cross-referenced by specification & description
PROTO Socket: Metric, 1/2 in Drive Size, 13 mm Socket Size, 12-Point, Deep, Chrome, Socket (MPN J5313M)
PROTO
PROTO Socket: Metric, 1/2 in Drive Size, 13 mm Socket Size, 12-Point, Deep, Chrome, Socket (MPN J5313M)
PROTO Socket: Metric, 1/2 in Drive Size, 11 mm Socket Size, 12-Point, Deep, Chrome, Socket (MPN J5311M)
PROTO
PROTO Socket: Metric, 1/2 in Drive Size, 11 mm Socket Size, 12-Point, Deep, Chrome, Socket (MPN J5311M)
PROTO Socket: Metric, 1/2 in Drive Size, 10 mm Socket Size, 12-Point, Deep, Chrome, Socket (MPN J5310M)
PROTO
PROTO Socket: Metric, 1/2 in Drive Size, 10 mm Socket Size, 12-Point, Deep, Chrome, Socket (MPN J5310M)
PROTO Socket: Metric, 1/2 in Drive Size, 15 mm Socket Size, 12-Point, Deep, Chrome, Socket (MPN J5315M)
PROTO
PROTO Socket: Metric, 1/2 in Drive Size, 15 mm Socket Size, 12-Point, Deep, Chrome, Socket (MPN J5315M)
PROTO Socket: Metric, 1/2 in Drive Size, 20 mm Socket Size, 12-Point, Deep, Chrome, Socket (MPN J5320M)
PROTO
PROTO Socket: Metric, 1/2 in Drive Size, 20 mm Socket Size, 12-Point, Deep, Chrome, Socket (MPN J5320M)
PROTO Socket: Metric, 1/2 in Drive Size, 14 mm Socket Size, 12-Point, Deep, Chrome, Socket (MPN J5314M)
PROTO
PROTO Socket: Metric, 1/2 in Drive Size, 14 mm Socket Size, 12-Point, Deep, Chrome, Socket (MPN J5314M)

More from PROTO

View all PROTO parts →
PROTO Socket: Metric, 1/2 in Drive Size, 11 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5411MH)
PROTO
PROTO Socket: Metric, 1/2 in Drive Size, 11 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5411MH)
PROTO Socket: SAE, 1/2 in Drive Size, 9/16 in Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5418N)
PROTO
PROTO Socket: SAE, 1/2 in Drive Size, 9/16 in Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5418N)
PROTO Socket: Metric, 1/2 in Drive Size, 21 mm Socket Size, 12-Point, Deep, Chrome, Socket (MPN J5321M)
PROTO
PROTO Socket: Metric, 1/2 in Drive Size, 21 mm Socket Size, 12-Point, Deep, Chrome, Socket (MPN J5321M)
PROTO Socket: SAE, 1/2 in Drive Size, 5/8 in Socket Size, 8-Point, Std, Chrome, Not Tether Capable (MPN J5420S)
PROTO
PROTO Socket: SAE, 1/2 in Drive Size, 5/8 in Socket Size, 8-Point, Std, Chrome, Not Tether Capable (MPN J5420S)
PROTO Socket: SAE, 1/2 in Drive Size, 1 3/16 in Socket Size, 12-Point, Std, Black Oxide, Socket (MPN J5438B)
PROTO
PROTO Socket: SAE, 1/2 in Drive Size, 1 3/16 in Socket Size, 12-Point, Std, Black Oxide, Socket (MPN J5438B)
PROTO Socket: Metric, 1/2 in Drive Size, 36 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5436MH)
PROTO
PROTO Socket: Metric, 1/2 in Drive Size, 36 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5436MH)
PROTO Socket: SAE, 1/2 in Drive Size, 1 in Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5432H)
PROTO
PROTO Socket: SAE, 1/2 in Drive Size, 1 in Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5432H)
PROTO Socket: SAE, 1/2 in Drive Size, 7/16 in Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5414N)
PROTO
PROTO Socket: SAE, 1/2 in Drive Size, 7/16 in Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5414N)