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 J3768) is an SAE, double-end, standard-head, 6-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-311090
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Product Description
The PROTO Flare Nut Wrench (MPN J3768) is an SAE, double-end, standard-head, 6-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.
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 PROTO Flare Nut Wrench used for?
The PROTO Flare Nut Wrench (MPN J3768) is used for tightening or loosening flare nuts on brake lines, fuel lines, and hydraulic fittings in automotive and industrial applications. Its 6-point design grips the nut securely to prevent rounding, making it ideal for SAE fasteners in confined spaces.
What are the specifications of the PROTO Flare Nut Wrench J3768?
The PROTO Flare Nut Wrench J3768 is an SAE, double-end, standard-head, 6-point wrench made of alloy steel with a satin finish. It has 1/2 in and 9/16 in head sizes and a 7 1/2 in overall length. The PROTO brand ensures durability for professional use.
Where to buy the PROTO Flare Nut Wrench J3768 worldwide?
You can source the PROTO Flare Nut Wrench J3768 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 times.
How to select the right flare nut wrench size?
To select the right flare nut wrench, match the wrench head size to the nut's hex dimension. For the PROTO J3768, the 1/2 in and 9/16 in heads fit SAE flare nuts. Always verify the nut size before use to avoid damage. PROTO wrenches are designed for precise fit and durability.
Used in
Common applications for PROTOPROTO Products
3G Electric supplies PROTO sae, double end, standard-head, 6-point flare nut wrenches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.














