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

3G Electric
RFQ CartGet a QuoteSign inSign up
PROTO Combination Wrenches: Alloy Steel, Full Polish Chrome, 5/16 in Head Size - SAE Spline Ratcheting Combination Wrenches
PROTOSAE Spline Ratcheting Combination Wrenches

PROTO Combination Wrenches: Alloy Steel, Full Polish Chrome, 5/16 in Head Size

The PROTO JSCV10B is an SAE spline ratcheting combination wrench made of alloy steel with a full polish chrome finish. It has a 5/16 in head size and a 5 3/8 in overall length. This wrench is designed for industrial…

SKU 3G-OTH-276778

Brand
PROTO
Item
Combination Wrenches: Alloy Steel, Full Polish Chrome, 5/16 in Head Size
Category
SAE 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
JSCV10B
Type
Full Polish Chrome
Overall Lg
5 3/8 in
Head Size
5/16 in
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 JSCV10B is an SAE spline ratcheting combination wrench made of alloy steel with a full polish chrome finish. It has a 5/16 in head size and a 5 3/8 in overall length. This wrench is designed for industrial applications requiring a ratcheting mechanism.

Frequently Asked Questions

What is the PROTO JSCV10B combination wrench used for?

The PROTO JSCV10B is an SAE spline ratcheting combination wrench used in industrial maintenance, assembly, and repair applications. Its ratcheting mechanism allows faster fastener turning without repositioning, making it ideal for tight spaces in automotive, manufacturing, and heavy equipment settings.

What are the specifications of the PROTO JSCV10B wrench?

The PROTO JSCV10B is a 5/16 in SAE spline ratcheting combination wrench with a 5 3/8 in overall length. It is made of alloy steel with a full polish chrome finish. The wrench features a ratcheting box end and is designed for industrial use. PROTO is the OEM brand.

Where to buy the PROTO JSCV10B wrench worldwide?

You can source the PROTO JSCV10B 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.

How to select the right PROTO combination wrench size?

Select the PROTO JSCV10B or similar wrench by matching the head size to your fastener's SAE dimension. For a 5/16 in fastener, this wrench provides a precise fit. Ensure the overall length suits your workspace. The spline ratcheting design works on multiple fastener types, including hex and square.

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 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 Wrenches: Alloy Steel, Full Polish Chrome, 5/8 in Head Size, 9 1/2 in Overall Lg (MPN JSCV20B). Key specifications — attr309600: 5/8 in; 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, 5/8 in Head Size, 9 1/2 in Overall Lg (MPN JSCV20B). Key specifications — attr309600: 5/8 in; attr309611: Full Polish Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: Yes; attr324932: PROTO.
PROTO Combination Wrenches: Alloy Steel, Full Polish Chrome, 9/16 in Head Size, 8 3/4 in Overall Lg (MPN JSCV18B). Key specifications — attr309600: 9/16 in; 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, 9/16 in Head Size, 8 3/4 in Overall Lg (MPN JSCV18B). Key specifications — attr309600: 9/16 in; attr309611: Full Polish Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: Yes; attr324932: PROTO.
PROTO Combination Wrenches: Alloy Steel, Full Polish Chrome, 7/16 in Head Size, 6 7/8 in Overall Lg (MPN JSCV14B). Key specifications — attr309600: 7/16 in; 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, 7/16 in Head Size, 6 7/8 in Overall Lg (MPN JSCV14B). Key specifications — attr309600: 7/16 in; attr309611: Full Polish Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: Yes; attr324932: PROTO.
PROTO Combination Wrenches: Alloy Steel, Full Polish Chrome, 1/4 in Head Size, 5 1/8 in Overall Lg (MPN JSCV08B). Key specifications — attr309600: 1/4 in; 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, 1/4 in Head Size, 5 1/8 in Overall Lg (MPN JSCV08B). Key specifications — attr309600: 1/4 in; attr309611: Full Polish Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: Yes; attr324932: PROTO.
PROTO Combination Wrenches: Alloy Steel, Full Polish Chrome, 1/2 in Head Size, 7 7/8 in Overall Lg (MPN JSCV16B). Key specifications — attr309600: 1/2 in; 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, 1/2 in Head Size, 7 7/8 in Overall Lg (MPN JSCV16B). Key specifications — attr309600: 1/2 in; attr309611: Full Polish Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: Yes; attr324932: PROTO.
PROTO Combination Wrenches: Alloy Steel, Full Polish Chrome, 11/32 in Head Size, 5 5/8 in Overall Lg (MPN JSCV11B). Key specifications — attr309600: 11/32 in; 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, 11/32 in Head Size, 5 5/8 in Overall Lg (MPN JSCV11B). Key specifications — attr309600: 11/32 in; attr309611: Full Polish Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: Yes; attr324932: PROTO.

More from PROTO

View all PROTO parts →
PROTO Combination Wrenches: Alloy Steel, Full Polish Chrome, 1 1/8 in Head Size, Std, Reversing (MPN JSCV36B). Key specifications — attr309600: 1-1/8 in; 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, 1 1/8 in Head Size, Std, Reversing (MPN JSCV36B). Key specifications — attr309600: 1-1/8 in; attr309611: Full Polish Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: Yes; attr324932: PROTO.
PROTO Combination Wrench: Alloy Steel, Black Chrome, 7/32 in Head Size, 5 in Overall Lg, Offset (MPN JSCV07). Key specifications — attr309600: 7/32 in; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO
PROTO Combination Wrench: Alloy Steel, Black Chrome, 7/32 in Head Size, 5 in Overall Lg, Offset (MPN JSCV07). Key specifications — attr309600: 7/32 in; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO Combination Wrench: Alloy Steel, Black Chrome, 3/8 in Head Size, 5 1/2 in Overall Lg, Flex (MPN JSCV12F). Key specifications — attr309600: 3/8 in; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: No; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO
PROTO Combination Wrench: Alloy Steel, Black Chrome, 3/8 in Head Size, 5 1/2 in Overall Lg, Flex (MPN JSCV12F). Key specifications — attr309600: 3/8 in; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: No; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO Combination Wrench: Alloy Steel, Black Chrome, 1/4 in Head Size, 5 in Overall Lg, Offset (MPN JSCV08). Key specifications — attr309600: 1/4 in; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO
PROTO Combination Wrench: Alloy Steel, Black Chrome, 1/4 in Head Size, 5 in Overall Lg, Offset (MPN JSCV08). Key specifications — attr309600: 1/4 in; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO Combination Wrenches: Alloy Steel, Full Polish Chrome, 7/8 in Head Size, 12 1/2 in Overall Lg (MPN JSCV28B). Key specifications — attr309600: 7/8 in; 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, 7/8 in Head Size, 12 1/2 in Overall Lg (MPN JSCV28B). Key specifications — attr309600: 7/8 in; attr309611: Full Polish Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: Yes; attr324932: PROTO.
PROTO Combination Wrench: Alloy Steel, Black Chrome, 1/2 in Head Size, 6 in Overall Lg, Flex (MPN JSCV16F). Key specifications — attr309600: 1/2 in; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: No; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO
PROTO Combination Wrench: Alloy Steel, Black Chrome, 1/2 in Head Size, 6 in Overall Lg, Flex (MPN JSCV16F). Key specifications — attr309600: 1/2 in; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: No; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO Combination Wrenches: Alloy Steel, Full Polish Chrome, 13/16 in Head Size, Std, Reversing (MPN JSCV26B). Key specifications — attr309600: 13/16 in; 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, 13/16 in Head Size, Std, Reversing (MPN JSCV26B). Key specifications — attr309600: 13/16 in; attr309611: Full Polish Chrome; attr309610: Alloy Steel; attr309604: Yes; attr309612: No; attr309613: No; attr309615: Yes; attr324932: PROTO.
PROTO Combination Wrench: Alloy Steel, Black Chrome, 5/16 in Head Size, 5 in Overall Lg, Flex (MPN JSCV10F). Key specifications — attr309600: 5/16 in; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: No; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.
PROTO
PROTO Combination Wrench: Alloy Steel, Black Chrome, 5/16 in Head Size, 5 in Overall Lg, Flex (MPN JSCV10F). Key specifications — attr309600: 5/16 in; attr309611: Black Chrome; attr309610: Alloy Steel; attr309604: No; attr309612: No; attr309613: No; attr309615: No; attr324932: PROTO.