WIHA Open End Wrench: Alloy Steel, High Visibility Coating, 5/16 in Head Size
The WIHA Open End Wrench is a single-end, SAE open-end wrench made from alloy steel with a high-visibility coating. It features a 5/16-inch head size and a 3 7/8-inch overall length (MPN 20133).
SKU 3G-OTH-294162
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Product Description
The WIHA Open End Wrench is a single-end, SAE open-end wrench made from alloy steel with a high-visibility coating. It features a 5/16-inch head size and a 3 7/8-inch overall length (MPN 20133).
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the WIHA Open End Wrench used for?
The WIHA Open End Wrench is used for tightening or loosening hex nuts and bolts in confined spaces. Its single-end, SAE design with a 5/16-inch head size suits precision mechanical, automotive, and maintenance tasks where a standard wrench cannot fit.
What are the specifications of the WIHA Open End Wrench 20133?
The WIHA Open End Wrench (MPN 20133) is a single-end SAE wrench made from alloy steel with a high-visibility coating. It has a 5/16-inch head size and a 3 7/8-inch overall length. The high-visibility coating aids quick identification in toolboxes or low-light conditions.
Where to buy the WIHA Open End Wrench 20133 worldwide?
You can source the WIHA Open End Wrench 20133 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 WIHA tools.
How to select the correct WIHA Open End Wrench size?
To select the correct WIHA Open End Wrench, match the head size to the nut or bolt hex dimension. For the 20133 model, the 5/16-inch head fits SAE fasteners of that size. Ensure the overall length (3 7/8 in) provides adequate torque for your application without over-tightening.
Used in
Common applications for WIHAWIHA Products
3G Electric supplies WIHA sae, single end, open end wrenches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.













