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PROTO Impact Socket: 1/2 in Drive Size, Metric, 20 mm Socket Size, 12-Point, Std - 1/2" Drive Impact Sockets
PROTO1/2" Drive Impact Sockets

PROTO Impact Socket: 1/2 in Drive Size, Metric, 20 mm Socket Size, 12-Point, Std

The PROTO Impact Socket (SKU 3G-OTH-297829) is a 1/2" Drive Impact Socket from the PROTO brand. It features a 20 mm metric socket size with a 12-point standard configuration and a Black Oxide finish (MPN J7420MT).

SKU 3G-OTH-297829

Brand
PROTO
Item
Impact Socket: 1/2 in Drive Size, Metric, 20 mm Socket Size, 12-Point, Std
Category
1/2" Drive Impact Sockets
Available to Order
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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
J7420MT
Type
Metric, 12-Point, Std, Black Oxide
Socket Size
20 mm

Technical Documents

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

Product Description

The PROTO Impact Socket (SKU 3G-OTH-297829) is a 1/2" Drive Impact Socket from the PROTO brand. It features a 20 mm metric socket size with a 12-point standard configuration and a Black Oxide finish (MPN J7420MT).

Frequently Asked Questions

What is the PROTO Impact Socket J7420MT used for?

The PROTO Impact Socket J7420MT is used for tightening and loosening fasteners with impact wrenches in automotive repair, heavy equipment maintenance, and industrial assembly. Its 20 mm, 12-point design suits high-torque applications where standard sockets may fail.

What are the specifications of the PROTO Impact Socket J7420MT?

The PROTO Impact Socket J7420MT has a 1/2" drive size, 20 mm metric socket size, 12-point configuration, and a Black Oxide finish. It is a standard-length impact socket from PROTO, designed for durability under repeated impact tool use.

Where to buy the PROTO Impact Socket J7420MT worldwide?

You can source the PROTO Impact Socket J7420MT worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location, ensuring a seamless procurement process for this PROTO tool.

How to select the correct PROTO Impact Socket for your application?

To select the correct PROTO Impact Socket, match the drive size (e.g., 1/2") to your impact wrench, choose the socket size (e.g., 20 mm) to fit your fastener, and pick the point configuration (e.g., 12-point) for the bolt head. Always use impact-rated sockets for power tools 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
PROTO Impact Socket: 1/2 in Drive Size, Metric, 21 mm Socket Size, 12-Point, Std, Black Oxide (MPN J7421MT)
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PROTO Impact Socket: 1/2 in Drive Size, Metric, 11 mm Socket Size, 12-Point, Std, Black Oxide (MPN J7411MT)

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