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PROTO J1220ASD-TT SAE Spline Tether-Ready Combination Wrench - SAE Spline Tether-Ready Combination Wrenches
PROTOSAE Spline Tether-Ready Combination Wrenches

PROTO J1220ASD-TT SAE Spline Tether-Ready Combination Wrench

The PROTO Combination Wrench is an SAE Spline Tether-Ready Combination Wrench made of alloy steel with a satin finish. It features a 5/8 in head size and a 9 1/2 in overall length with an offset design. The wrench is…

SKU 3G-OTH-301451

Also listed as: J1220ASDTT · J1220ASD TT

Brand
PROTO
Item
J1220ASD-TT SAE Spline Tether-Ready Combination Wrench
Category
SAE Spline Tether-Ready 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
J1220ASD-TT
Type
Satin, Offset
Overall Lg
9 1/2 in
Head Size
5/8 in

Technical Documents

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

Product Description

The PROTO Combination Wrench is an SAE Spline Tether-Ready Combination Wrench made of alloy steel with a satin finish. It features a 5/8 in head size and a 9 1/2 in overall length with an offset design. The wrench is tether-ready (.

Frequently Asked Questions

What is the PROTO Combination Wrench used for?

The PROTO Combination Wrench is used for tightening and loosening fasteners in industrial maintenance, automotive repair, and mechanical assembly. Its SAE spline tether-ready design suits applications requiring tool retention at height, such as aerospace, oil and gas, and heavy equipment servicing.

What are the specifications of the PROTO Combination Wrench J1220ASD-TT?

The PROTO Combination Wrench J1220ASD-TT has a 5/8 in head size, 9 1/2 in overall length, and an offset design. It is made of alloy steel with a satin finish and is tether-ready. The SAE spline drive provides multi-point grip on fasteners.

Where to buy the PROTO Combination Wrench worldwide?

3G Electric supplies the PROTO Combination Wrench J1220ASD-TT worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to maintain the PROTO Combination Wrench?

To maintain the PROTO Combination Wrench, clean it after use with a dry cloth to remove grease and debris. Store in a dry tool chest to prevent corrosion. Periodically inspect the spline drive for wear. Do not use cheater bars or impact tools on this hand wrench.

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 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 3/8 in head size with an offset hex design for improved access in confined spaces. The chrome finish provides corrosion resistance. Overall length is 6 1/4 in. Suitable for tightening and loosening fasteners in industrial maintenance, automotive repair, and mechanical assembly
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This SAE spline combination wrench features a 13/16 in hex head and an offset design for improved access to recessed fasteners. Made from alloy steel with a chrome finish, it has an overall length of 11 3/4 in. Suitable for tightening or loosening hex fasteners in mechanical and industrial settings

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This 9/16 in SAE spline combination wrench is made from alloy steel with a satin finish and an offset design. The 8 3/4 in overall length provides leverage for fastening and loosening bolts. The tether-ready feature allows attachment of a lanyard for tool security in elevated or confined work environments
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