PROTO Flare Nut Wrench: Alloy Steel, Satin, 1/2 in_9/16 in Head Size, 7 1/2 in Overall Lg
The PROTO Flare Nut Wrench (MPN J3768T) is an SAE, double-end, standard-head, 12-point flare nut wrench made of alloy steel with a satin finish. It features 1/2 in and 9/16 in head sizes and a 7 1/2 in overall length.
SKU 3G-OTH-303807
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Product Description
The PROTO Flare Nut Wrench (MPN J3768T) is an SAE, double-end, standard-head, 12-point flare nut wrench made of alloy steel with a satin finish. It features 1/2 in and 9/16 in head sizes and a 7 1/2 in overall length.
Frequently Asked Questions
What is the PROTO Flare Nut Wrench used for?
The PROTO Flare Nut Wrench is designed for tightening or loosening flare nuts on brake lines, fuel lines, and hydraulic fittings. Its 12-point, double-end head grips the nut securely without rounding, making it essential for automotive and industrial maintenance where SAE fasteners are common.
What are the specifications of the PROTO Flare Nut Wrench J3768T?
The PROTO Flare Nut Wrench J3768T is an SAE, double-end, standard-head, 12-point wrench made of alloy steel with a satin finish. It has head sizes of 1/2 in and 9/16 in, and an overall length of 7 1/2 in. It is not magnetic or insulated.
Where to buy the PROTO Flare Nut Wrench worldwide?
3G Electric supplies the PROTO Flare Nut Wrench J3768T worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.
How to select the right PROTO flare nut wrench size?
To select the correct PROTO flare nut wrench, match the wrench head size to the flare nut's hex dimension. For SAE fasteners, use the 1/2 in or 9/16 in sizes on the J3768T. Ensure the 12-point design fits the nut securely to avoid slipping during installation or removal.
Used in
Common applications for PROTOPROTO Products
3G Electric supplies PROTO sae, double end, standard-head, 12-point flare nut wrenches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.













