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PROTO J1240ASD-TT SAE Spline Tether-Ready Combination Wrench - SAE Spline Tether-Ready Combination Wrenches
PROTOSAE Spline Tether-Ready Combination Wrenches

PROTO J1240ASD-TT SAE Spline Tether-Ready Combination Wrench

The PROTO J1240ASD-TT is a 1-1/4 in SAE spline tether-ready combination wrench made from alloy steel with a satin finish. It features a 16-7/8 in overall length and an offset hex head design. This wrench is…

SKU 3G-OTH-301454

Also listed as: J1240ASDTT · J1240ASD TT

Brand
PROTO
Item
J1240ASD-TT SAE Spline Tether-Ready Combination Wrench
Part Number
J1240ASD-TT
Category
SAE Spline Tether-Ready Combination Wrenches
Available to Order
Also known as:J1240ASD-TTPROTO
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Technical Specifications

PROTO
Manufacturer Part Number
J1240ASD-TT
Type
Satin, Offset, Hex
Overall Lg
16 7/8 in
Head Size
1 1/4 in

Technical Documents

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

Product Description

The PROTO J1240ASD-TT is a 1-1/4 in SAE spline tether-ready combination wrench made from alloy steel with a satin finish. It features a 16-7/8 in overall length and an offset hex head design. This wrench is tether-ready, as indicated by the 'Yes' specification.

Frequently Asked Questions

What is the PROTO J1240ASD-TT combination wrench used for?

The PROTO J1240ASD-TT is a 1-1/4 in SAE spline tether-ready combination wrench used for tightening or loosening hex fasteners in industrial maintenance, heavy equipment repair, and assembly applications. Its offset head design provides better access in confined spaces, and the tether-ready feature helps prevent tool drops in elevated or safety-critical work zones.

What are the specifications of the PROTO J1240ASD-TT wrench?

The PROTO J1240ASD-TT is a 1-1/4 in SAE spline tether-ready combination wrench made from alloy steel with a satin finish. It has a 16-7/8 in overall length and an offset hex head design. The tether-ready feature (Yes) allows attachment of a lanyard for drop prevention. The manufacturer part number is J1240ASD-TT.

Where to buy the PROTO J1240ASD-TT wrench worldwide?

You can source the PROTO J1240ASD-TT combination wrench worldwide through 3G Electric, a global industrial equipment distributor established in 1990. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We supply PROTO tools to industrial customers across multiple regions.

How to select the right PROTO combination wrench size?

To select the correct PROTO combination wrench size, match the wrench opening to the fastener head size. The J1240ASD-TT fits 1-1/4 in hex fasteners. For SAE spline drives, ensure the wrench profile matches the fastener type. Consider overall length for leverage needs and tether-ready features for safety in elevated work. PROTO alloy steel construction provides durability.

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.
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PROTO Products

3G Electric supplies PROTO sae spline tether-ready 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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This SAE spline combination wrench features a 5/8 in head size and 9 1/2 in overall length with an offset design. Constructed from alloy steel with a satin finish, it is tether-ready for tool retention at height. Suitable for tightening and loosening fasteners in industrial maintenance, automotive repair, and mechanical assembly
PROTO
This SAE spline combination wrench features a 5/8 in head size and 9 1/2 in overall length with an offset design. Constructed from alloy steel with a satin finish, it is tether-ready for tool retention at height. Suitable for tightening and loosening fasteners in industrial maintenance, automotive repair, and mechanical assembly

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