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PROTO Socket: Metric, 3/8 in Drive Size, 23 mm Socket Size, 12-Point, Std, Chrome - 3/8" Drive Hand Sockets
PROTO3/8" Drive Hand Sockets

PROTO Socket: Metric, 3/8 in Drive Size, 23 mm Socket Size, 12-Point, Std, Chrome

The PROTO Socket: Metric (MPN J5223M) is a 3/8" Drive Hand Socket with a 23 mm, 12-point standard socket size. It is constructed from chrome, as specified by the manufacturer.

SKU 3G-OTH-319411

Brand
PROTO
Item
Socket: Metric, 3/8 in Drive Size, 23 mm Socket Size, 12-Point, Std, Chrome
Category
3/8" Drive Hand Sockets
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Technical Specifications

PROTO
Manufacturer Part Number
J5223M
Type
12-Point, Std, Chrome, Socket
Socket Size
23 mm
Drive Size
3/8 in
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PROTO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PROTO Socket: Metric (MPN J5223M) is a 3/8" Drive Hand Socket with a 23 mm, 12-point standard socket size. It is constructed from chrome, as specified by the manufacturer.

Frequently Asked Questions

What is the PROTO J5223M socket used for?

The PROTO J5223M is a 3/8" drive hand socket used for tightening or loosening 23 mm metric fasteners in automotive, industrial, and mechanical applications. Its 12-point design provides better grip on hex fasteners, and the chrome construction resists corrosion for durability in professional workshops.

What are the specifications of the PROTO J5223M socket?

The PROTO J5223M is a 3/8" drive hand socket with a 23 mm metric socket size and a 12-point standard profile. It is made of chrome, as specified by the manufacturer. The part number is J5223M, and it is designed for manual use with ratchets and accessories.

Where to buy the PROTO J5223M socket worldwide?

You can source the PROTO J5223M socket 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 internationally.

How to select the correct PROTO socket size?

To select the correct PROTO socket, match the drive size (3/8") to your ratchet, and choose the socket size (23 mm) to fit the fastener head. For metric fasteners, use a 12-point socket like the J5223M for better engagement. Always verify the fastener type and torque requirements before use.

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

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