PROTO Crowfoot Socket Wrench: Alloy Steel, Chrome, 3/8 in Drive Size, 7/16 in Head Size
The PROTO J4914HFL is an SAE Flare Nut Crowfoot Wrench made of alloy steel with a chrome finish. It features a 3/8 in drive size, 7/16 in head size, and 6 points. This crowfoot socket wrench is designed for use with…
SKU 3G-OTH-312564
Need installation or engineering help?
Ask a question
Product Description
The PROTO J4914HFL is an SAE Flare Nut Crowfoot Wrench made of alloy steel with a chrome finish. It features a 3/8 in drive size, 7/16 in head size, and 6 points. This crowfoot socket wrench is designed for use with flare nuts in industrial applications.
Frequently Asked Questions
What is a PROTO J4914HFL crowfoot socket wrench used for?
The PROTO J4914HFL is an SAE flare nut crowfoot wrench designed for tightening or loosening flare nuts in hydraulic, pneumatic, and refrigeration systems. Its 6-point, 7/16 in head grips the nut flats securely, reducing rounding in confined spaces common in industrial maintenance.
What are the specifications of the PROTO J4914HFL crowfoot wrench?
The PROTO J4914HFL has a 3/8 in drive size, 7/16 in head size, and 6 points. It is made of alloy steel with a chrome finish. The manufacturer part number is J4914HFL. This SAE flare nut crowfoot wrench is built for durability in demanding industrial environments.
Where to buy a PROTO J4914HFL crowfoot socket wrench worldwide?
3G Electric supplies the PROTO J4914HFL crowfoot socket wrench to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine PROTO tools and support your procurement from order to arrival.
How to select the right crowfoot wrench for flare nuts?
Match the crowfoot wrench head size exactly to the flare nut flat-to-flat dimension—here 7/16 in. Use a 6-point design like the PROTO J4914HFL to minimize slippage. Ensure the drive size (3/8 in) fits your ratchet or torque wrench. Alloy steel with chrome finish resists corrosion in industrial settings.
Used in
Common applications for PROTOPROTO Products
3G Electric supplies PROTO sae flare nut crowfoot wrenches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.













