Proto J4948CF Open End Crowfoot Wrench 1-1/2 in

Product Description

The PROTO J4948CF is a 1-1/2 inch open end crowfoot wrench designed for use with standard 3/8 inch or larger drive ratchets and extension bars. The crowfoot design allows access to fasteners in confined spaces where a conventional wrench or socket cannot engage directly. The chrome-plated finish resists corrosion and surface wear under regular shop use. With a head diameter of 2.59 inches and a head thickness of 0.38 inches, the J4948CF is compact enough for tight-clearance applications. This wrench is used primarily by mechanics, HVAC technicians, and plumbers working in areas with limited tool swing or wrench approach.

Crowfoot wrenches are standard tools in mechanical and plumbing service work where straight access to a fastener is blocked by surrounding components. The J4948CF is suited for residential and commercial service applications including equipment disassembly, fitting connections, and line nut work. The open end profile fits flat-sided fasteners and fittings without requiring a full 360-degree swing, making it practical for pipe unions, hydraulic fittings, and similar hardware in tight spaces.

Key Features

• 1-1/2 inch open end sizing for larger fasteners and fittings
• Chrome-plated finish for corrosion resistance and durability
• 2.59 inch head diameter for broad jaw engagement
• 0.38 inch head thickness for low-profile access in confined spaces
• Crowfoot design accepts standard drive ratchets and extension bars
• Lifetime warranty coverage from PROTO

Compatibility

Designed for use with standard socket drive systems. Verify drive size compatibility with your ratchet or torque wrench before use.

Installation Notes

Crowfoot wrenches are installed onto a drive ratchet or torque wrench before engaging the fastener. Ensure the drive connection is fully seated before applying torque to prevent slippage. When using with a torque wrench, account for any offset angle between the crowfoot and the torque wrench centerline, as this affects actual torque delivered to the fastener. Inspect the chrome finish and jaw engagement surfaces for wear before each use.