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3G Electric
PROTO J5218 3/8" Drive 12-Point Socket, 9/16" - 3/8" Drive Hand Sockets
PROTO3/8" Drive Hand Sockets

PROTO J5218 3/8" Drive 12-Point Socket, 9/16"

The PROTO Socket: SAE (MPN J5218) is a 3/8" Drive Hand Socket with a 9/16" socket size and 12-point standard configuration. It features a Chrome finish and is not tether capable.

SKU 3G-OTH-319026

Also listed as: J 5218 · J-5218

Brand
PROTO
Item
J5218 3/8" Drive 12-Point Socket, 9/16"
Part Number
J5218
Category
3/8" Drive Hand Sockets
Available to Order
Also known as:J5218PROTO
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Technical Specifications

PROTO
Manufacturer Part Number
J5218
Type
12-Point, Std, Chrome, Not Tether Capable
Socket Size
9/16 in
Drive Size
3/8 in

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

Product Description

The PROTO Socket: SAE (MPN J5218) is a 3/8" Drive Hand Socket with a 9/16" socket size and 12-point standard configuration. It features a Chrome finish and is not tether capable.

Frequently Asked Questions

What is the PROTO J5218 socket used for?

The PROTO J5218 socket is used for tightening or loosening 9/16-inch fasteners in automotive, industrial, and mechanical applications. Its 3/8-inch drive size and 12-point design suit standard hex nuts and bolts, while the chrome finish resists corrosion for extended tool life.

What are the specifications of the PROTO J5218 socket?

The PROTO J5218 is a 3/8-inch drive hand socket with a 9/16-inch SAE socket size, 12-point configuration, and chrome finish. It is not tether capable. The manufacturer part number is J5218, and it is designed for standard-duty fastening tasks in professional workshops.

Where to buy the PROTO J5218 socket worldwide?

You can source the PROTO J5218 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 and maintenance professionals.

How to select the correct PROTO socket for a job?

To select the correct PROTO socket, match the drive size (e.g., 3/8 inch) to your ratchet, and the socket size (e.g., 9/16 inch) to the fastener head. Choose 12-point for hex bolts or 6-point for higher torque. Chrome finish suits general use; ensure the socket is not tether capable if required.

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 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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