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PROTO J4966CF SAE Open End Crowfoot Wrench, 2 1/16 in, 3/8 in Drive, Chrome - SAE Open End Crowfoot Wrenches
PROTOSAE Open End Crowfoot Wrenches

PROTO J4966CF SAE Open End Crowfoot Wrench, 2 1/16 in, 3/8 in Drive, Chrome

The PROTO J4966CF is an SAE open end crowfoot wrench made from alloy steel with a chrome finish. It features a 3/8 in drive size and a 2 1/16 in head size, designed for use with a socket wrench.

SKU 3G-OTH-311984

Brand
PROTO
Item
J4966CF SAE Open End Crowfoot Wrench, 2 1/16 in, 3/8 in Drive, Chrome
Category
SAE Open End Crowfoot Wrenches
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

PROTO
Manufacturer Part Number
J4966CF
Type
Chrome
Head Size
2 1/16 in
Drive Size
3/8 in

Technical Documents

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PROTO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PROTO J4966CF is an SAE open end crowfoot wrench made from alloy steel with a chrome finish. It features a 3/8 in drive size and a 2 1/16 in head size, designed for use with a socket wrench.

Frequently Asked Questions

What is the PROTO J4966CF crowfoot socket wrench used for?

The PROTO J4966CF SAE open end crowfoot wrench is used with a socket wrench to access fasteners in tight spaces where a standard socket cannot fit. It is commonly applied in automotive, industrial, and mechanical maintenance tasks requiring precise torque application on hydraulic lines, fuel systems, and other confined assemblies.

What are the specifications of the PROTO J4966CF crowfoot wrench?

The PROTO J4966CF is an SAE open end crowfoot wrench made from alloy steel with a chrome finish. It has a 3/8 in drive size and a 2 1/16 in head size. The manufacturer part number is J4966CF. This tool is designed for use with a socket wrench and is built for durability in demanding industrial environments.

Where to buy the PROTO J4966CF crowfoot wrench worldwide?

You can source the PROTO J4966CF crowfoot wrench through 3G Electric, a global industrial equipment distributor established in 1990. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine PROTO tools to industrial buyers globally.

How to select the correct crowfoot wrench size for a fastener?

To select the correct crowfoot wrench, match the head size to the fastener's hex or square dimension. For the PROTO J4966CF, the 2 1/16 in head size fits a corresponding SAE fastener. Ensure the drive size (3/8 in) matches your socket wrench. Always verify the fastener type and clearance before use to avoid damage.

Used in

Common applications for PROTO
Automotive assembly — PROTO J72102 impact socket set for fastening lug nuts on production lines
Heavy equipment maintenance — PROTO J3772T flare nut wrench for hydraulic line fittings on excavators
General industrial repair — PROTO J795SA adjustable wrench set for tightening bolts on conveyor systems
Aerospace manufacturing — PROTO J5240A slotted bit socket for adjusting fasteners in confined spaces
Oil and gas pipeline work — PROTO J5438 12-point socket for valve assembly in refineries
Construction site toolkits — PROTO J8179-T500 double box wrench for structural steel bolting

PROTO Products

3G Electric supplies PROTO sae open end crowfoot wrenches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
PROTO Crowfoot Socket Wrench: Alloy Steel, Chrome, 3/8 in Drive Size, 1 15/16 in Head Size (MPN J4962CF)
PROTO
PROTO Crowfoot Socket Wrench: Alloy Steel, Chrome, 3/8 in Drive Size, 1 15/16 in Head Size (MPN J4962CF)
SAE open end crowfoot wrench with a 2 in head size and 3/8 in drive. Made of alloy steel with a chrome finish. Designed for use with a socket drive tool to access fasteners in confined spaces where a standard wrench or socket cannot fit
PROTO
SAE open end crowfoot wrench with a 2 in head size and 3/8 in drive. Made of alloy steel with a chrome finish. Designed for use with a socket drive tool to access fasteners in confined spaces where a standard wrench or socket cannot fit
This SAE open end crowfoot wrench is constructed from alloy steel with a chrome finish. It features a 3/8 in drive size and a 2 1/8 in head size, designed for use with standard socket drivers. Used to access fasteners in confined spaces where a standard socket or wrench cannot fit
PROTO
This SAE open end crowfoot wrench is constructed from alloy steel with a chrome finish. It features a 3/8 in drive size and a 2 1/8 in head size, designed for use with standard socket drivers. Used to access fasteners in confined spaces where a standard socket or wrench cannot fit
PROTO Crowfoot Socket Wrench: Alloy Steel, Chrome, 3/8 in Drive Size, 1 7/8 in Head Size (MPN J4960CF)
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PROTO Crowfoot Socket Wrench: Alloy Steel, Chrome, 3/8 in Drive Size, 1 7/8 in Head Size (MPN J4960CF)
PROTO Crowfoot Socket Wrench: Alloy Steel, Chrome, 3/8 in Drive Size, 1 7/16 in Head Size (MPN J4946CF)
PROTO
PROTO Crowfoot Socket Wrench: Alloy Steel, Chrome, 3/8 in Drive Size, 1 7/16 in Head Size (MPN J4946CF)
PROTO Crowfoot Socket Wrench: Alloy Steel, Chrome, 3/8 in Drive Size, 2 3/16 in Head Size (MPN J4970CF)
PROTO
PROTO Crowfoot Socket Wrench: Alloy Steel, Chrome, 3/8 in Drive Size, 2 3/16 in Head Size (MPN J4970CF)

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This SAE open end crowfoot wrench is designed for use with a socket wrench to access fasteners in confined spaces. It features a 1/2 in square drive and a 1 in head size, with a chrome finish. Suitable for turning hex fasteners in tight areas where standard sockets cannot reach
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This SAE open end crowfoot wrench is designed for use with a socket wrench to access fasteners in confined spaces. It features a 1/2 in square drive and a 1 in head size, with a chrome finish. Suitable for turning hex fasteners in tight areas where standard sockets cannot reach
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This SAE open end crowfoot wrench features a 5/8 in head size and 3/8 in drive size. Constructed of alloy steel with a chrome finish, it is designed for use with standard ratchets and torque wrenches. Commonly used to access fasteners in confined spaces where a standard socket or wrench cannot fit
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