PROTO Flare Nut Wrench: Alloy Steel, Black Oxide, 15/16 in Head Size
The PROTO Flare Nut Wrench is a single-end, ratcheting 12-point SAE wrench made from alloy steel with a black oxide finish. It features a 15/16 in head size and an overall length of 9 1/2 in (MPN J3830).
SKU 3G-OTH-594837
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Product Description
The PROTO Flare Nut Wrench is a single-end, ratcheting 12-point SAE wrench made from alloy steel with a black oxide finish. It features a 15/16 in head size and an overall length of 9 1/2 in (MPN J3830).
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 is used for tightening or loosening flare nuts on hydraulic, fuel, and refrigeration lines. Its ratcheting 12-point design provides grip without rounding soft brass or aluminum nuts, making it essential for automotive, HVAC, and industrial maintenance.
What are the specifications of the PROTO J3830 Flare Nut Wrench?
The PROTO J3830 is a single-end, ratcheting 12-point SAE flare nut wrench. It has a 15/16 in head size, 9 1/2 in overall length, and is made from alloy steel with a black oxide finish. It is designed for professional use on flare nuts.
Where to buy the PROTO Flare Nut Wrench worldwide?
3G Electric supplies the PROTO Flare Nut Wrench worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order the PROTO J3830 or any PROTO tool for your facility.
How to maintain a PROTO Flare Nut Wrench?
To maintain a PROTO Flare Nut Wrench, clean it after use with a solvent to remove grease and debris. Apply a light coat of oil to the ratcheting mechanism and pivot points to prevent corrosion. Store in a dry tool chest to protect the black oxide finish.
Used in
Common applications for PROTOPROTO Products
3G Electric supplies PROTO sae, single end, ratcheting 12-point flare nut wrenches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.






