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PROTO J12112 SAE 12-Point Combination Wrench - SAE 12-Point Combination Wrenches
PROTOSAE 12-Point Combination Wrenches

PROTO J12112 SAE 12-Point Combination Wrench

The PROTO J12112 is a 3-1/2 in SAE 12-point combination wrench made from alloy steel with a black oxide finish. It has a 37 in overall length and an offset design. This wrench is part of PROTO's industrial tool lineup.

SKU 3G-OTH-287491

Also listed as: J 12112 · J-12112

Brand
PROTO
Item
J12112 SAE 12-Point Combination Wrench
Category
SAE 12-Point Combination Wrenches
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

PROTO
Manufacturer Part Number
J12112
Type
Black Oxide, Offset
Overall Lg
37 in
Head Size
3 1/2 in

Technical Documents

No technical documents available for this product.
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PROTO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PROTO J12112 is a 3-1/2 in SAE 12-point combination wrench made from alloy steel with a black oxide finish. It has a 37 in overall length and an offset design. This wrench is part of PROTO's industrial tool lineup.

Frequently Asked Questions

What is the PROTO J12112 combination wrench used for?

The PROTO J12112 is an SAE 12-point combination wrench designed for heavy-duty industrial bolting applications. Its 3-1/2 in head size and 37 in overall length provide high torque for large fasteners, commonly used in plant maintenance, oil and gas, and heavy equipment repair.

What are the specifications of the PROTO J12112 wrench?

The PROTO J12112 is a 3-1/2 in SAE 12-point combination wrench made from alloy steel with a black oxide finish. It has a 37 in overall length and an offset design. The manufacturer part number is J12112, and it is part of PROTO's industrial tool lineup.

Where to buy the PROTO J12112 wrench worldwide?

3G Electric supplies the PROTO J12112 combination wrench to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this PROTO tool.

How to select the right PROTO combination wrench size?

To select the correct PROTO combination wrench, match the head size to your fastener's SAE hex dimension. The J12112 fits a 3-1/2 in bolt. For high-torque applications, consider the 37 in overall length for leverage. Always verify the fastener size and clearance before ordering.

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 12-point combination wrenches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
SAE 12-point combination wrench with a 3-1/8 in head size and 34 in overall length. Constructed from alloy steel with a black oxide finish. Offset design provides clearance for use on fasteners in confined spaces. Suitable for heavy-duty bolting applications requiring extra leverage
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SAE 12-point combination wrench with a 3-1/8 in head size and 34 in overall length. Constructed from alloy steel with a black oxide finish. Offset design provides clearance for use on fasteners in confined spaces. Suitable for heavy-duty bolting applications requiring extra leverage
SAE 12-point combination wrench with a 3 1/4 in head size and 37 in overall length. Made of alloy steel with a black oxide finish and offset design. Used for turning large fasteners in industrial maintenance and assembly applications
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SAE 12-point combination wrench with a 3 1/4 in head size and 37 in overall length. Made of alloy steel with a black oxide finish and offset design. Used for turning large fasteners in industrial maintenance and assembly applications
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
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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
This SAE 12-point combination wrench is constructed from alloy steel with a black oxide finish. It features a 2-13/16 in head size and a 34 in overall length with an offset design, providing leverage for turning large fasteners in maintenance and assembly tasks
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This SAE 12-point combination wrench is constructed from alloy steel with a black oxide finish. It features a 2-13/16 in head size and a 34 in overall length with an offset design, providing leverage for turning large fasteners in maintenance and assembly tasks
Alloy steel construction with black oxide finish. SAE 12-point offset design. Head size 2-15/16 in, overall length 34 in. Used for turning large fasteners in maintenance and assembly tasks
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Alloy steel construction with black oxide finish. SAE 12-point offset design. Head size 2-15/16 in, overall length 34 in. Used for turning large fasteners in maintenance and assembly 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
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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

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Alloy steel combination wrench with satin finish. Features an 11/16 in 12-point offset hex head and 10 1/4 in overall length. Used for tightening or loosening hex fasteners in confined spaces during maintenance and repair tasks
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Alloy steel combination wrench with satin finish. Features an 11/16 in 12-point offset hex head and 10 1/4 in overall length. Used for tightening or loosening hex fasteners in confined spaces during maintenance and repair tasks
This SAE 12-point combination wrench has a 3/8 in head size and a 6 in overall length. The 15° offset angle on the box end improves access to fasteners in confined spaces. The satin finish provides a corrosion-resistant surface. Suitable for tightening or loosening fasteners in mechanical and industrial applications
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This SAE 12-point combination wrench has a 3/8 in head size and a 6 in overall length. The 15° offset angle on the box end improves access to fasteners in confined spaces. The satin finish provides a corrosion-resistant surface. Suitable for tightening or loosening fasteners in mechanical and industrial applications
This SAE 12-point combination wrench features a 2-inch head size and a 28-inch overall length. The offset head design provides clearance for fasteners in recessed or confined areas. The satin finish resists corrosion. Typical applications include heavy equipment assembly, plant maintenance, and industrial repair work
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This SAE 12-point combination wrench features a 2-inch head size and a 28-inch overall length. The offset head design provides clearance for fasteners in recessed or confined areas. The satin finish resists corrosion. Typical applications include heavy equipment assembly, plant maintenance, and industrial repair work
This SAE 12-point combination wrench features a 1-inch head size and 14-inch overall length. Constructed from alloy steel with a black oxide finish, the offset design provides clearance over obstructions. Suitable for tightening or loosening fasteners in confined spaces where a straight wrench cannot be used
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This SAE 12-point combination wrench features a 1-inch head size and 14-inch overall length. Constructed from alloy steel with a black oxide finish, the offset design provides clearance over obstructions. Suitable for tightening or loosening fasteners in confined spaces where a straight wrench cannot be used
Alloy steel construction with satin finish. Offset design provides clearance for knuckles and obstructions. 12-point box end offers multiple engagement positions on fasteners. Suitable for heavy-duty bolting applications in industrial maintenance and assembly
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Alloy steel construction with satin finish. Offset design provides clearance for knuckles and obstructions. 12-point box end offers multiple engagement positions on fasteners. Suitable for heavy-duty bolting applications in industrial maintenance and assembly
Alloy steel combination wrench with satin finish and offset design. SAE 12-point box end and open end. Head size 2-9/16 in, overall length 29-3/4 in. Used for turning hex fasteners in heavy equipment maintenance, industrial machinery assembly, and large-scale bolting applications
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Alloy steel combination wrench with satin finish and offset design. SAE 12-point box end and open end. Head size 2-9/16 in, overall length 29-3/4 in. Used for turning hex fasteners in heavy equipment maintenance, industrial machinery assembly, and large-scale bolting applications
Alloy steel wrench with black oxide finish. 8 mm head size, 5 3/8 in overall length, offset design. Used for tightening or loosening fasteners in maintenance and repair applications
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Alloy steel wrench with black oxide finish. 8 mm head size, 5 3/8 in overall length, offset design. Used for tightening or loosening fasteners in maintenance and repair applications
This SAE 12-point combination wrench features a 3-inch head size and 34-inch overall length. Constructed from alloy steel with a black oxide finish, the offset head design provides clearance for fasteners in recessed or confined spaces. Suitable for heavy-duty bolting applications in industrial maintenance and assembly
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This SAE 12-point combination wrench features a 3-inch head size and 34-inch overall length. Constructed from alloy steel with a black oxide finish, the offset head design provides clearance for fasteners in recessed or confined spaces. Suitable for heavy-duty bolting applications in industrial maintenance and assembly