EXW Singapore — collect or forward from our Singapore office.

3G Electric
PROTO 3/8" Drive Hand Socket Extension, 3 in Length, Standard Type (J5260B) - 3/8" Drive Hand Socket Extensions
PROTO3/8" Drive Hand Socket Extensions

PROTO 3/8" Drive Hand Socket Extension, 3 in Length, Standard Type (J5260B)

The PROTO J5260B 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 features a Black Oxide finish and is Not Insulated, with Locking Not Included. This…

SKU 3G-OTH-319424

Brand
PROTO
Item
3/8" Drive Hand Socket Extension, 3 in Length, Standard Type
Part Number
J5260B
Category
3/8" Drive Hand Socket Extensions
Available to Order
Also known as:J5260BPROTO
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

PROTO
Manufacturer Part Number
J5260B
Type
Std
Overall Lg
3 in
Output Drive Size
3/8 in

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The PROTO J5260B 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 features a Black Oxide finish and is Not Insulated, with Locking Not Included. This standard extension is designed for general socket-driving applications.

Frequently Asked Questions

What is the PROTO J5260B socket extension used for?

The PROTO J5260B is a 3/8" drive hand socket extension used to reach recessed fasteners in general industrial maintenance, assembly, and repair tasks. Its 3-inch length provides extra clearance without sacrificing torque transfer, making it suitable for automotive, manufacturing, and mechanical applications.

What are the specifications of the PROTO J5260B?

The PROTO J5260B has a 3/8 in input and output drive size, a 3 in overall length, and a standard type. It features a Black Oxide finish for corrosion resistance, is Not Insulated, and does not include a locking mechanism. The manufacturer part number is J5260B.

Where to buy the PROTO J5260B worldwide?

3G Electric supplies the PROTO J5260B socket extension to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact our team for a quote and lead time; we source genuine PROTO tools across our 14 industrial departments.

How to maintain a PROTO black oxide socket extension?

To maintain a PROTO black oxide socket extension, wipe it clean after use with a dry cloth to remove grease and debris. Store in a dry environment to prevent rust. Avoid exposure to excessive moisture or corrosive chemicals. The black oxide finish provides mild corrosion resistance but is not a substitute for proper care.

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.
Not sure this is the right part? Photo-identify it→

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from PROTO

View all PROTO parts →
This 3/8" drive hand socket extension has a 3/8" input and output drive size with a 17 3/16" overall length. It is constructed from chrome and is not insulated. Used to extend the reach of a ratchet or torque wrench when turning fasteners in applications where access to recessed bolts or nuts is limited
PROTO
This 3/8" drive hand socket extension has a 3/8" input and output drive size with a 17 3/16" overall length. It is constructed from chrome and is not insulated. Used to extend the reach of a ratchet or torque wrench when turning fasteners in applications where access to recessed bolts or nuts is limited

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first