Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

PROTO Combination Wrench: Alloy Steel, Black Chrome, 18 mm Head Size, 9 1/4 in Overall Lg - Metric Spline Ratcheting Combination Wrenches
PROTOMetric Spline Ratcheting Combination Wrenches

PROTO Combination Wrench: Alloy Steel, Black Chrome, 18 mm Head Size, 9 1/4 in Overall Lg

The PROTO JSCRM18 is an 18 mm metric spline ratcheting combination wrench made from alloy steel with a black chrome finish. It features an offset design and a 9 1/4-inch overall length, and is not insulated, not…

SKU 3G-OTH-393073

Brand
PROTO
Item
Combination Wrench: Alloy Steel, Black Chrome, 18 mm Head Size, 9 1/4 in Overall Lg
Category
Metric Spline Ratcheting Combination Wrenches
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

PROTO
Manufacturer Part Number
JSCRM18
Type
Black Chrome, Offset
Overall Lg
9 1/4 in
Head Size
18 mm
View Full Spec Sheet

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 JSCRM18 is an 18 mm metric spline ratcheting combination wrench made from alloy steel with a black chrome finish. It features an offset design and a 9 1/4-inch overall length, and is not insulated, not spark-resistant, not non-magnetic, and not a locking flex head.

Frequently Asked Questions

What is the PROTO JSCRM18 combination wrench used for?

The PROTO JSCRM18 is a metric spline ratcheting combination wrench designed for tightening and loosening 18 mm fasteners in industrial maintenance, automotive repair, and mechanical assembly. Its offset head provides better access in confined spaces, and the ratcheting box end speeds up work without repositioning the tool.

What are the specifications of the PROTO JSCRM18 wrench?

The PROTO JSCRM18 has an 18 mm head size, a 9 1/4-inch overall length, and is made from alloy steel with a black chrome finish. It is a metric spline ratcheting combination wrench with an offset design. It is not insulated, spark-resistant, non-magnetic, or a locking flex head.

Where to buy the PROTO JSCRM18 wrench worldwide?

You can source the PROTO JSCRM18 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 to industrial buyers internationally.

How to select the right PROTO combination wrench size?

To select the correct PROTO combination wrench, measure the fastener head across the flats in millimeters. The JSCRM18 fits 18 mm fasteners. For ratcheting models, ensure the spline drive matches your application. PROTO offers a range of metric sizes; choose the one that corresponds to your bolt or nut dimension for a secure fit.

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 metric spline ratcheting 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

Similar products

Matched by specification & description
PROTO Combination Wrench: Alloy Steel, Black Chrome, 16 mm Head Size, 8 1/4 in Overall Lg, Offset (MPN JSCRM16). Key specifications — attr309600: 16 mm; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: No; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO
PROTO Combination Wrench: Alloy Steel, Black Chrome, 16 mm Head Size, 8 1/4 in Overall Lg, Offset (MPN JSCRM16). Key specifications — attr309600: 16 mm; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: No; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO Combination Wrench: Alloy Steel, Black Chrome, 15 mm Head Size, 7 3/4 in Overall Lg, Offset (MPN JSCRM15). Key specifications — attr309600: 15 mm; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: No; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO
PROTO Combination Wrench: Alloy Steel, Black Chrome, 15 mm Head Size, 7 3/4 in Overall Lg, Offset (MPN JSCRM15). Key specifications — attr309600: 15 mm; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: No; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO Combination Wrench: Alloy Steel, Black Chrome, 17 mm Head Size, 8 3/4 in Overall Lg, Offset (MPN JSCRM17). Key specifications — attr309600: 17 mm; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: No; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO
PROTO Combination Wrench: Alloy Steel, Black Chrome, 17 mm Head Size, 8 3/4 in Overall Lg, Offset (MPN JSCRM17). Key specifications — attr309600: 17 mm; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: No; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO Combination Wrench: Alloy Steel, Black Chrome, 13 mm Head Size, 7 in Overall Lg, Offset, Hex (MPN JSCRM13). Key specifications — attr309600: 13 mm; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: No; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO
PROTO Combination Wrench: Alloy Steel, Black Chrome, 13 mm Head Size, 7 in Overall Lg, Offset, Hex (MPN JSCRM13). Key specifications — attr309600: 13 mm; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: No; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO Combination Wrench: Alloy Steel, Black Chrome, 14 mm Head Size, 7 1/2 in Overall Lg, Offset (MPN JSCRM14). Key specifications — attr309600: 14 mm; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: No; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO
PROTO Combination Wrench: Alloy Steel, Black Chrome, 14 mm Head Size, 7 1/2 in Overall Lg, Offset (MPN JSCRM14). Key specifications — attr309600: 14 mm; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: No; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO Combination Wrench: Alloy Steel, Black Chrome, 18 mm Head Size, 9 1/4 in Overall Lg, Offset (MPN JSCVM18). Key specifications — attr309600: 18 mm; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO
PROTO Combination Wrench: Alloy Steel, Black Chrome, 18 mm Head Size, 9 1/4 in Overall Lg, Offset (MPN JSCVM18). Key specifications — attr309600: 18 mm; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.

More from PROTO

View all PROTO parts
PROTO Combination Wrench: Alloy Steel, Chrome, 8 mm Head Size, 5 1/2 in Overall Lg, Offset, Hex (MPN JSCRM08T). Key specifications — attr309600: 8 mm; attr309611: Chrome; attr309610: Alloy Steel; attr309604: No; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO
PROTO Combination Wrench: Alloy Steel, Chrome, 8 mm Head Size, 5 1/2 in Overall Lg, Offset, Hex (MPN JSCRM08T). Key specifications — attr309600: 8 mm; attr309611: Chrome; attr309610: Alloy Steel; attr309604: No; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO Combination Wrenches: Alloy Steel, Full Polish Chrome, 12 mm Head Size, 7 3/8 in Overall Lg (MPN JSCVM12B). Key specifications — attr309600: 12 mm; attr309611: Full Polish Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: Yes; attr324932: PROTO.
PROTO
PROTO Combination Wrenches: Alloy Steel, Full Polish Chrome, 12 mm Head Size, 7 3/8 in Overall Lg (MPN JSCVM12B). Key specifications — attr309600: 12 mm; attr309611: Full Polish Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: Yes; attr324932: PROTO.
PROTO Combination Wrench: Alloy Steel, Black Chrome, 19 mm Head Size, 9 3/4 in Overall Lg, Offset (MPN JSCRM19). Key specifications — attr309600: 19 mm; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: No; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO
PROTO Combination Wrench: Alloy Steel, Black Chrome, 19 mm Head Size, 9 3/4 in Overall Lg, Offset (MPN JSCRM19). Key specifications — attr309600: 19 mm; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: No; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO Combination Wrench: Alloy Steel, Black Chrome, 11 mm Head Size, 6 1/2 in Overall Lg, Offset (MPN JSCVM11). Key specifications — attr309600: 11 mm; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO
PROTO Combination Wrench: Alloy Steel, Black Chrome, 11 mm Head Size, 6 1/2 in Overall Lg, Offset (MPN JSCVM11). Key specifications — attr309600: 11 mm; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO Combination Wrench: Alloy Steel, Chrome, 21 mm Head Size, 11 1/2 in Overall Lg, Offset (MPN JSCVM21T). Key specifications — attr309600: 21 mm; attr309611: Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO
PROTO Combination Wrench: Alloy Steel, Chrome, 21 mm Head Size, 11 1/2 in Overall Lg, Offset (MPN JSCVM21T). Key specifications — attr309600: 21 mm; attr309611: Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO Combination Wrench: Alloy Steel, Chrome, 36 mm Head Size, 19 1/4 in Overall Lg, Offset (MPN JSCVM36T). Key specifications — attr309600: 36 mm; attr309611: Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO
PROTO Combination Wrench: Alloy Steel, Chrome, 36 mm Head Size, 19 1/4 in Overall Lg, Offset (MPN JSCVM36T). Key specifications — attr309600: 36 mm; attr309611: Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO Combination Wrenches: Alloy Steel, Full Polish Chrome, 16 mm Head Size, 9 1/2 in Overall Lg (MPN JSCVM16B). Key specifications — attr309600: 16 mm; attr309611: Full Polish Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: Yes; attr324932: PROTO.
PROTO
PROTO Combination Wrenches: Alloy Steel, Full Polish Chrome, 16 mm Head Size, 9 1/2 in Overall Lg (MPN JSCVM16B). Key specifications — attr309600: 16 mm; attr309611: Full Polish Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: Yes; attr324932: PROTO.
PROTO Combination Wrench: Alloy Steel, Black Chrome, 10 mm Head Size, 5 1/4 in Overall Lg, Flex (MPN JSCVM10F). Key specifications — attr309600: 10 mm; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: No; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO
PROTO Combination Wrench: Alloy Steel, Black Chrome, 10 mm Head Size, 5 1/4 in Overall Lg, Flex (MPN JSCVM10F). Key specifications — attr309600: 10 mm; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: No; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.