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PROTO Socket Extension: 3/8 in Input Drive Size - 3/8" Drive Hand Socket Extensions
PROTO3/8" Drive Hand Socket Extensions

PROTO Socket Extension: 3/8 in Input Drive Size

The PROTO J5260-03L is a 3/8" drive hand socket extension with a 3/8 in input and output drive size and a 3 in overall length. It is made of chrome, is not insulated, and includes a locking feature. This…

SKU 3G-OTH-319425

Brand
PROTO
Item
Socket Extension: 3/8 in Input Drive Size
Category
3/8" Drive Hand Socket Extensions
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Technical Specifications

PROTO
attr1204970
Chrome
attr1204978
Not Insulated
attr1204980
Locking Included
attr1204984
PROTO
Manufacturer Part Number
J5260-03L
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PROTO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PROTO J5260-03L is a 3/8" drive hand socket extension with a 3/8 in input and output drive size and a 3 in overall length. It is made of chrome, is not insulated, and includes a locking feature. This PROTO-branded extension is designed for use with compatible 3/8" drive sockets.

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

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PROTO Socket Extension: 3/8 in Input Drive Size, 3/8 in Output Drive Size, 6 in Overall Lg, Chrome (MPN J5260-06L). Key specifications — attr1204978: Not Insulated; attr1204980: Locking Included; attr1204984: PROTO; attr1204970: Chrome.
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PROTO Socket Extension: 3/8 in Input Drive Size, 3/8 in Output Drive Size, 6 in Overall Lg, Chrome (MPN J5260-06L). Key specifications — attr1204978: Not Insulated; attr1204980: Locking Included; attr1204984: PROTO; attr1204970: Chrome.
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PROTO Socket Extension: 3/8 in Input Drive Size, 3/8 in Output Drive Size, 6 in Overall Lg, Chrome (MPN J5260-06). Key specifications — attr1204978: Not Insulated; attr1204980: Locking Not Included; attr1204984: PROTO; attr1204970: Chrome.
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PROTO Socket Extension: 3/8 in Input Drive Size, 3/8 in Output Drive Size, 8 in Overall Lg, Std (MPN J5261B). Key specifications — attr1204978: Not Insulated; attr1204980: Locking Not Included; attr1204984: PROTO; attr1204970: Black Oxide.
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PROTO Socket Extension: 3/8 in Input Drive Size, 3/8 in Output Drive Size, 8 in Overall Lg, Std (MPN J5261B). Key specifications — attr1204978: Not Insulated; attr1204980: Locking Not Included; attr1204984: PROTO; attr1204970: Black Oxide.
PROTO Socket Extension: 3/8 in Input Drive Size, 3/8 in Output Drive Size, 3 in Overall Lg, Chrome (MPN J5260). Key specifications — attr1204978: Not Insulated; attr1204980: Locking Not Included; attr1204984: PROTO; attr1204970: Chrome.
PROTO
PROTO Socket Extension: 3/8 in Input Drive Size, 3/8 in Output Drive Size, 3 in Overall Lg, Chrome (MPN J5260). Key specifications — attr1204978: Not Insulated; attr1204980: Locking Not Included; attr1204984: PROTO; attr1204970: Chrome.