PROTO Open End Wrench: Alloy Steel, Satin, 1/4 in_7/32 in Head Size, 3 in Overall Lg
The PROTO J3216 is a standard SAE double-end open end wrench made from alloy steel with a satin finish. It features a 1/4 in by 7/32 in head size and a 3 in overall length.
SKU 3G-OTH-284877
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Product Description
The PROTO J3216 is a standard SAE double-end open end wrench made from alloy steel with a satin finish. It features a 1/4 in by 7/32 in head size and a 3 in overall length.
Frequently Asked Questions
What is the PROTO J3216 open end wrench used for?
The PROTO J3216 is a standard SAE double-end open end wrench used for tightening or loosening hex fasteners in automotive, industrial, and mechanical maintenance applications. Its compact 3-inch length and 1/4 in by 7/32 in head sizes make it ideal for confined spaces.
What are the specifications of the PROTO J3216 wrench?
The PROTO J3216 is a double-end open end wrench made from alloy steel with a satin finish. It has head sizes of 1/4 in and 7/32 in, a 3 in overall length, and is designed for SAE fasteners. The manufacturer part number is J3216.
Where to buy the PROTO J3216 wrench worldwide?
You can source the PROTO J3216 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.
How to select the right PROTO open end wrench size?
To select the correct PROTO open end wrench, match the wrench head size to the fastener's hex width. For the J3216, use the 1/4 in end on 1/4 in fasteners and the 7/32 in end on 7/32 in fasteners. Ensure the wrench is fully seated on the fastener before applying torque.
Used in
Common applications for PROTOPROTO Products
3G Electric supplies PROTO sae, double end, open end wrenches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















