We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

Williams Interchangable Torque Wrench Open End Heads - Open End Torque Wrench Heads
WILLIAMSOpen End Torque Wrench Heads

Williams Interchangable Torque Wrench Open End Heads

The WILLIAMS Williams Interchangable Torque Wrench Open End Heads are open end torque wrench heads designed for use with J-shank torque wrenches. This model, the QJOM20A, features a 20 mm metric size. The product is…

SKU 3G-OTH-294440

Brand
WILLIAMS
Item
Interchangable Torque Wrench Open End Heads
Category
Open End Torque Wrench Heads
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
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

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

WILLIAMS
Manufacturer Part Number
QJOM20A
Type
- Metric - J-Shank - 20MM

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

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

Product Description

The WILLIAMS Williams Interchangable Torque Wrench Open End Heads are open end torque wrench heads designed for use with J-shank torque wrenches. This model, the QJOM20A, features a 20 mm metric size. The product is manufactured by WILLIAMS.

Frequently Asked Questions

What is the WILLIAMS QJOM20A torque wrench head used for?

The WILLIAMS QJOM20A is an interchangeable open end torque wrench head used for applying precise torque to fasteners in confined spaces. It is designed for J-shank torque wrenches and is commonly used in automotive, industrial, and maintenance applications where a standard ratcheting head cannot fit.

What are the specifications of the WILLIAMS QJOM20A?

The WILLIAMS QJOM20A is a metric open end torque wrench head with a 20 mm size. It features a J-shank connection for use with compatible WILLIAMS torque wrenches. The manufacturer part number is QJOM20A, and it is made by WILLIAMS.

Where to buy the WILLIAMS QJOM20A worldwide?

You can source the WILLIAMS QJOM20A torque wrench head 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 WILLIAMS part.

How to select the correct WILLIAMS torque wrench head?

To select the correct WILLIAMS torque wrench head, match the drive size and shank type (J-shank for this model) to your torque wrench. Ensure the head size (20 mm) fits your fastener. For metric fasteners, use metric heads. Always verify compatibility with your WILLIAMS torque wrench model before ordering.

Used in

Common applications for WILLIAMS
Automotive assembly — WILLIAMS interchangeable open-end torque wrench heads for precise fastener tightening on engine components
Heavy equipment maintenance — WILLIAMS box-end leverage wrenches for breaking loose large SAE fasteners on machinery
Industrial manufacturing — WILLIAMS single-setting torque wrenches for repetitive bolting on production lines
Aerospace repair — WILLIAMS hex-key torque wrench heads for small fastener torque applications in confined spaces
General plant maintenance — WILLIAMS Y-shank open-end heads for metric fasteners on pumps and compressors

WILLIAMS Products

3G Electric supplies WILLIAMS open end torque wrench heads. 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

Compatible alternatives & equivalents

Cross-referenced by specification & description
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - J-Shank - 21MM (MPN QJOM21A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - J-Shank - 21MM (MPN QJOM21A)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - J-Shank - 22MM (MPN QJOM22A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - J-Shank - 22MM (MPN QJOM22A)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - J-Shank - 23MM (MPN QJOM23A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - J-Shank - 23MM (MPN QJOM23A)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - J-Shank - 27MM (MPN QJOM27A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - J-Shank - 27MM (MPN QJOM27A)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - J-Shank - 18MM (MPN QJOM18A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - J-Shank - 18MM (MPN QJOM18A)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - J-Shank - 10MM (MPN QJOM10A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - J-Shank - 10MM (MPN QJOM10A)

More from WILLIAMS

View all WILLIAMS parts
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - Y-Shank - 18MM (MPN QYOM18A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - Y-Shank - 18MM (MPN QYOM18A)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - J-Shank - 14MM (MPN QJOM14A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - J-Shank - 14MM (MPN QJOM14A)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - Z-Shank - Dual Pins - 1-7/16" (MPN QZO46ADP)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - Z-Shank - Dual Pins - 1-7/16" (MPN QZO46ADP)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - X-Shank - 1-1/4" (MPN QXO40A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - X-Shank - 1-1/4" (MPN QXO40A)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - J-Shank - 24MM (MPN QJOM24A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - J-Shank - 24MM (MPN QJOM24A)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - X-Shank - 2": 2 in Drive Size (MPN QXO64A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - X-Shank - 2": 2 in Drive Size (MPN QXO64A)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - X-Shank - 41MM (MPN QXOM41A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - X-Shank - 41MM (MPN QXOM41A)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - Y-Shank - 17MM (MPN QYOM17A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - Y-Shank - 17MM (MPN QYOM17A)