We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
PROTO J5128 SAE Box End Torque Adapter, 3/8 in Drive, 12-Point, Chrome - SAE Box End Torque Adapters
PROTOSAE Box End Torque Adapters

PROTO J5128 SAE Box End Torque Adapter, 3/8 in Drive, 12-Point, Chrome

The PROTO Interchangeable Torque Wrench Head (MPN J5128) is an SAE box end torque adapter made of alloy steel with a chrome finish. It features a 3/8 in drive size and 12 points, designed for use with compatible…

SKU 3G-OTH-325053

Also listed as: J 5128 · J-5128

Brand
PROTO
Item
J5128 SAE Box End Torque Adapter, 3/8 in Drive, 12-Point, Chrome
Part Number
J5128
Category
SAE Box End Torque Adapters
Available to Order
Also known as:J5128PROTO
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.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

PROTO
Manufacturer Part Number
J5128
Type
Chrome, SAE
Points
12
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 Interchangeable Torque Wrench Head (MPN J5128) is an SAE box end torque adapter made of alloy steel with a chrome finish. It features a 3/8 in drive size and 12 points, designed for use with compatible PROTO torque wrenches.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the PROTO J5128 interchangeable torque wrench head used for?

The PROTO J5128 is an SAE box end torque adapter used for applying precise torque to fasteners in automotive, industrial, and maintenance applications. It works with compatible PROTO torque wrenches to deliver accurate tightening in confined spaces where standard sockets cannot reach.

What are the specifications of the PROTO J5128 torque wrench head?

The PROTO J5128 is made of alloy steel with a chrome finish. It has a 3/8 in drive size and a 12-point SAE box end design. The manufacturer part number is J5128. It is built for durability and corrosion resistance in demanding workshop environments.

Where to buy the PROTO J5128 torque wrench head worldwide?

You can source the PROTO J5128 interchangeable torque wrench head 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.

How to select the correct PROTO interchangeable torque wrench head?

To select the correct PROTO head, match the drive size (3/8 in) and point configuration (12-point SAE) to your fastener. Ensure compatibility with your PROTO torque wrench handle. The alloy steel and chrome finish provide strength and rust resistance for repeated use in professional settings.

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

PROTO Products

3G Electric supplies PROTO sae box end torque adapters. 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

Compatible alternatives & equivalents

More from PROTO

View all PROTO parts
This SAE box end torque adapter features a chrome finish and a 3/8 in drive size with 12 points. It is designed for use with torque wrenches to apply precise torque to fasteners in confined spaces
PROTO
This SAE box end torque adapter features a chrome finish and a 3/8 in drive size with 12 points. It is designed for use with torque wrenches to apply precise torque to fasteners in confined spaces

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first