PROTO Crowfoot Socket Wrench: Alloy Steel, Chrome, 1/2 in Drive Size, 1 3/4 in Head Size
The PROTO J5356FL is an SAE Flare Nut Crowfoot Wrench made from alloy steel with a chrome finish. It features a 1/2 in drive size, a 1 3/4 in head size, and 12 points.
SKU 3G-OTH-312543
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Product Description
The PROTO J5356FL is an SAE Flare Nut Crowfoot Wrench made from alloy steel with a chrome finish. It features a 1/2 in drive size, a 1 3/4 in head size, and 12 points.
Frequently Asked Questions
What is a PROTO J5356FL crowfoot socket wrench used for?
The PROTO J5356FL is an SAE flare nut crowfoot wrench designed for tightening or loosening flare nuts in confined spaces where a standard socket cannot fit. It is commonly used in automotive, hydraulic, and refrigeration applications requiring precise torque on tubing connections.
What are the specifications of the PROTO J5356FL crowfoot wrench?
The PROTO J5356FL has a 1/2 in drive size, a 1 3/4 in head size, and 12 points. It is made from alloy steel with a chrome finish. The manufacturer part number is J5356FL. This SAE flare nut crowfoot wrench is built for durability and corrosion resistance.
Where to buy a PROTO J5356FL crowfoot socket wrench worldwide?
3G Electric supplies the PROTO J5356FL crowfoot socket wrench worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. As a global industrial solutions provider, we source genuine PROTO tools for your maintenance needs.
How to select the correct crowfoot wrench size for a flare nut?
To select the correct crowfoot wrench, match the head size to the flare nut's hex dimension. For the PROTO J5356FL, the head size is 1 3/4 in. Ensure the drive size (1/2 in) matches your torque wrench or ratchet. Always verify the nut type (SAE) and point count (12) for proper engagement.
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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.














