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PROTO JSCR20 SAE Spline Ratcheting Combination Wrench - SAE Spline Ratcheting Combination Wrenches
PROTOSAE Spline Ratcheting Combination Wrenches

PROTO JSCR20 SAE Spline Ratcheting Combination Wrench

The PROTO JSCR20 is a 5/8 in SAE spline ratcheting combination wrench made from alloy steel with a black chrome finish. It has an overall length of 8 1/4 in and is offset. This wrench is not reversible, not a flex…

SKU 3G-OTH-276820

Also listed as: JSCR 20 · JSCR-20

Brand
PROTO
Item
JSCR20 SAE Spline Ratcheting Combination Wrench
Part Number
JSCR20
Category
SAE Spline Ratcheting Combination Wrenches
Available to Order
Also known as:JSCR20PROTO
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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
JSCR20
Type
Black Chrome, Offset
Overall Lg
8 1/4 in
Head Size
5/8 in

Technical Documents

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

Product Description

The PROTO JSCR20 is a 5/8 in SAE spline ratcheting combination wrench made from alloy steel with a black chrome finish. It has an overall length of 8 1/4 in and is offset. This wrench is not reversible, not a flex head, not a locking flex head, and not a stubby.

Frequently Asked Questions

What is the PROTO JSCR20 combination wrench used for?

The PROTO JSCR20 is a 5/8 in SAE spline ratcheting combination wrench used for tightening and loosening fasteners in automotive, industrial, and mechanical applications. Its offset design and ratcheting box end provide access in tight spaces, making it ideal for maintenance and assembly tasks.

What are the specifications of the PROTO JSCR20 wrench?

The PROTO JSCR20 is a 5/8 in SAE spline ratcheting combination wrench made from alloy steel with a black chrome finish. It has an overall length of 8 1/4 in, is offset, and is not reversible, flex head, locking flex head, or stubby. The manufacturer part number is JSCR20.

Where to buy the PROTO JSCR20 wrench worldwide?

You can source the PROTO JSCR20 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 on this alloy steel wrench.

How to select the right PROTO combination wrench size?

To select the correct PROTO combination wrench, match the wrench size to the fastener head size. The JSCR20 fits a 5/8 in fastener. Consider the application: a ratcheting spline design like this one works well in confined spaces. Always verify the drive type (SAE) and finish (black chrome) for corrosion resistance.

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
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PROTO Products

3G Electric supplies PROTO sae spline ratcheting 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 ratcheting combination wrench is constructed from alloy steel with a black chrome finish. It features a 1 1/8 in head size and an overall length of 15 3/4 in. The ratcheting box end allows for faster fastener turning without repositioning the tool, suitable for use in confined spaces
PROTO
This SAE spline ratcheting combination wrench is constructed from alloy steel with a black chrome finish. It features a 1 1/8 in head size and an overall length of 15 3/4 in. The ratcheting box end allows for faster fastener turning without repositioning the tool, suitable for use in confined spaces

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