EXW Singapore — collect or forward from our Singapore office.

3G Electric
PROTO J12100 SAE 12-Point Combination Wrench - SAE 12-Point Combination Wrenches
PROTOSAE 12-Point Combination Wrenches

PROTO J12100 SAE 12-Point Combination Wrench

The PROTO J12100 is an SAE 12-point combination wrench made from alloy steel with a black oxide finish. It features a 3-1/8 in head size and a 34 in overall length with an offset design.

SKU 3G-OTH-287489

Also listed as: J 12100 · J-12100

Brand
PROTO
Item
J12100 SAE 12-Point Combination Wrench
Part Number
J12100
Category
SAE 12-Point Combination Wrenches
Available to Order
Also known as:J12100PROTO
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
J12100
Type
Black Oxide, Offset
Overall Lg
34 in
Head Size
3 1/8 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 J12100 is an SAE 12-point combination wrench made from alloy steel with a black oxide finish. It features a 3-1/8 in head size and a 34 in overall length with an offset design.

Frequently Asked Questions

What is the PROTO J12100 combination wrench used for?

The PROTO J12100 is an SAE 12-point combination wrench designed for heavy-duty industrial bolting applications. Its 34-inch overall length and offset head provide extra leverage for loosening or tightening large fasteners in confined spaces, common in plant maintenance, oil and gas, and heavy equipment repair.

What are the specifications of the PROTO J12100 combination wrench?

The PROTO J12100 is an SAE 12-point combination wrench made from alloy steel with a black oxide finish. It has a 3-1/8 in head size and a 34 in overall length with an offset design. The manufacturer part number is J12100. These specs make it suitable for high-torque applications on large fasteners.

Where to buy the PROTO J12100 combination wrench worldwide?

You can source the PROTO J12100 combination wrench 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; we supply genuine PROTO tools for industrial maintenance and repair operations.

How to select the right PROTO combination wrench for heavy-duty use?

Select a PROTO combination wrench based on fastener size and torque requirements. For the J12100, the 3-1/8 in head size and 34 in length provide high leverage for large bolts. Ensure the 12-point box end fits the fastener profile. Always match the wrench size to the bolt head and consider the offset design for clearance in tight spaces.

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 sae 12-point combination wrenches. 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 SAE 12-point combination wrench is constructed from alloy steel with a black oxide finish. It features a 1-1/16 in head size and an overall length of 14-7/8 in. Used for tightening and loosening hex fasteners in mechanical assembly and maintenance tasks
PROTO
This SAE 12-point combination wrench is constructed from alloy steel with a black oxide finish. It features a 1-1/16 in head size and an overall length of 14-7/8 in. Used for tightening and loosening hex fasteners in mechanical assembly and maintenance tasks
Alloy steel wrench with black oxide finish and offset design. 12-point box end and open end for turning fasteners. 2-7/8 in head size, 34 in overall length. Suitable for heavy-duty bolting in industrial maintenance and equipment assembly
PROTO
Alloy steel wrench with black oxide finish and offset design. 12-point box end and open end for turning fasteners. 2-7/8 in head size, 34 in overall length. Suitable for heavy-duty bolting in industrial maintenance and equipment assembly
This SAE 12-point combination wrench is made from alloy steel with a black oxide finish. It has a 3-7/8 inch head size and a 37 inch overall length with an offset design. Suitable for heavy-duty bolting applications requiring high torque and access in confined spaces
PROTO
This SAE 12-point combination wrench is made from alloy steel with a black oxide finish. It has a 3-7/8 inch head size and a 37 inch overall length with an offset design. Suitable for heavy-duty bolting applications requiring high torque and access in confined spaces

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first