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PROTO Socket: SAE, 3/8 in Drive Size, 5/16 in Socket Size, 12-Point, Deep, Chrome - Tether-Ready Hand Sockets
PROTOTether-Ready Hand Sockets

PROTO Socket: SAE, 3/8 in Drive Size, 5/16 in Socket Size, 12-Point, Deep, Chrome

The PROTO Socket: SAE is a tether-ready hand socket from PROTO, model J5210-TT. It features a 3/8 in drive size, 5/16 in socket size, 12-point deep design, and a Chrome finish.

SKU 3G-OTH-328660

Also listed as: J5210TT · J5210 TT

Brand
PROTO
Item
Socket: SAE, 3/8 in Drive Size, 5/16 in Socket Size, 12-Point, Deep, Chrome
Category
Tether-Ready Hand Sockets
Available to Order
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Technical specs
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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
J5210-TT
Type
12-Point, Deep, Chrome, Tether Ready
Socket Size
5/16 in
Drive Size
3/8 in

Technical Documents

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

Product Description

The PROTO Socket: SAE is a tether-ready hand socket from PROTO, model J5210-TT. It features a 3/8 in drive size, 5/16 in socket size, 12-point deep design, and a Chrome finish.

Frequently Asked Questions

What is the PROTO J5210-TT socket used for?

The PROTO J5210-TT is a tether-ready hand socket used for tightening or loosening fasteners in industrial maintenance, automotive repair, and assembly applications. Its 12-point deep design provides secure engagement on hex fasteners, and the Chrome finish resists corrosion. The tether-ready feature helps prevent tool drops in elevated or confined workspaces.

What are the specifications of the PROTO J5210-TT socket?

The PROTO J5210-TT socket has a 3/8 in drive size and a 5/16 in socket size. It is a 12-point, deep, Chrome-finished hand socket designed for SAE fasteners. The tether-ready feature allows attachment of a lanyard for tool retention. The manufacturer part number is J5210-TT, and it is made by PROTO.

Where to buy the PROTO J5210-TT socket worldwide?

You can source the PROTO J5210-TT socket worldwide through 3G Electric, a global industrial equipment distributor established in 1990. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We supply genuine PROTO tools to industrial customers globally.

How to select the correct PROTO socket for SAE fasteners?

To select the correct PROTO socket, match the drive size to your ratchet or wrench (e.g., 3/8 in), and choose a socket size that fits the fastener head (e.g., 5/16 in). A 12-point deep socket works for recessed or longer bolts. For safety in elevated work, use a tether-ready socket like the J5210-TT to attach a lanyard.

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 tether-ready 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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