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PROTO Socket Set: 3/8 in Drive, 5 Piece, 8-Point, SAE - SAE & Metric Socket Sets
PROTOSAE & Metric Socket Sets

PROTO Socket Set: 3/8 in Drive, 5 Piece, 8-Point, SAE

The PROTO Socket Set (MPN J52109) is a 5-piece, 8-point, SAE standard socket set with a 3/8 in drive, covering sizes from 1/4 in to 1/2 in. It is classified as standard sockets, is not tether capable, and does not…

SKU 3G-OTH-303361

Brand
PROTO
Item
Socket Set: 3/8 in Drive, 5 Piece, 8-Point, SAE
Category
SAE & Metric Socket Sets
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Technical Specifications

PROTO
Manufacturer Part Number
J52109
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PROTO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PROTO Socket Set (MPN J52109) is a 5-piece, 8-point, SAE standard socket set with a 3/8 in drive, covering sizes from 1/4 in to 1/2 in. It is classified as standard sockets, is not tether capable, and does not include socket bits.

Frequently Asked Questions

What is the PROTO J52109 socket set used for?

The PROTO J52109 5-piece socket set is used for tightening or loosening fasteners with 8-point (square) heads in SAE sizes from 1/4 in to 1/2 in. It is ideal for industrial maintenance, automotive repair, and general mechanical work where a 3/8 in drive ratchet is employed.

What are the specifications of the PROTO J52109 socket set?

The PROTO J52109 is a 5-piece, 8-point, SAE standard socket set with a 3/8 in drive. It covers sizes from 1/4 in to 1/2 in. It is not tether capable and does not include socket bits. The set is manufactured by PROTO under MPN J52109.

Where to buy the PROTO J52109 socket set worldwide?

You can source the PROTO J52109 socket set 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 on this PROTO standard socket set.

How to select the right PROTO socket set for SAE fasteners?

To select the correct PROTO socket set, match the drive size (e.g., 3/8 in) to your ratchet, and choose the point configuration (e.g., 8-point for square fasteners). The J52109 covers SAE sizes 1/4 in to 1/2 in. Ensure the set includes the sizes you need for your application.

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 sae & metric socket sets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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