Crowfeet | McMaster-Carr

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210 Products

Square Drive Sockets and Ratchet Wrenches

Wrench Heads

Reach nuts obstructed by a fluid line or other barrier with these wrench heads.

Secure-Grip Wrench Heads

Grip more of your fastener head with these wrench heads.

Open-End 6-Point Sockets

Slide the open side of these sockets over a tube or hose to adjust a nut that’s already installed.

Wrench Head Sets

Reach nuts obstructed by a fluid line or other barrier with the wrench heads in these sets.

Secure-Grip Wrench Head Sets

Grip more of your fastener head with these wrench heads.

Snap-Open Ratcheting Box-End Wrench Head Sets

Get a strong grip in tight areas, even on fasteners that are rounded or damaged.

Ratcheting Wrench Head Sets

Connect one of the heads in these sets to a socket extension to reach an obstructed fastener, then turn the fastener without removing and repositioning the wrench head.

90° Elbow Fitting Socket Sets

Turn 90° elbow fittings that are in tight spots with the sockets in these sets.

Open-End 6-Point Socket Sets

The sockets in these sets have a cutout and extra length so you can reach and twist nuts without having to disconnect your line.

Twist-Claw Hose Couplings for Air and Water

Couplings have an identical claw-style head that connects to another twist-claw hose coupling with a quarter twist.

Spring-Lock Twist-Claw Hose
Couplings for Air and Water

Couplings have a spring-loaded locking sleeve that automatically locks into place to prevent accidental disconnection. The identical claw-style head connects to another spring-lock twist-claw hose coupling with a quarter twist.

Extra-Large Twist-Claw Hose
Couplings for Air and Water

Couplings are only compatible with other extra-large twist-claw hose couplings. Use with tools and equipment up to 2 pipe size.

Large Twist-Claw Hose Couplings for Air and Water

Also known as Chicago and universal couplings, these have identical claw-style heads and connect by being pushed together with a quarter twist.

Square Drive Sockets and Ratchet Wrenches

Wrench Heads

Secure-Grip Wrench Heads

Open-End 6-Point Sockets

Wrench Head Sets

Secure-Grip Wrench Head Sets

Snap-Open Ratcheting Box-End Wrench Head Sets

Ratcheting Wrench Head Sets

90° Elbow Fitting Socket Sets

Open-End 6-Point Socket Sets

Twist-Claw Hose Couplings for Air and Water

Twist-Claw Hose Couplings for Air and Water

Spring-Lock Twist-Claw HoseCouplings for Air and Water

Extra-Large Twist-Claw HoseCouplings for Air and Water

Large Twist-Claw Hose Couplings for Air and Water

Spring-Lock Twist-Claw Hose
Couplings for Air and Water

Extra-Large Twist-Claw Hose
Couplings for Air and Water