US PRO 3963 90mm Commercial Impact Socket 3/4 Inch Drive 6 Point

When you’re dealing with commercial fixings, the socket has to feel unshakable. Big fasteners do not forgive poor fit, and they do not wait while you hunt for something stronger. The US PRO 3963 90mm Commercial Impact Socket is built for those moments, delivering confident engagement and the toughness needed for high load work.

Forged from chrome molybdenum steel and hardened for durability, this 6 point socket grips the flats of the fastener to help reduce rounding under torque. The black phosphate finish adds protection against corrosion and daily wear, making it a reliable choice for heavy plant, fleet servicing, agricultural maintenance, and workshop environments where tools earn their keep.

Key Features

• 90mm commercial impact socket for heavy duty applications

• 3/4 inch square drive for larger impact tooling and breaker bars

• 6 point profile for strong engagement on fasteners

• Chrome molybdenum steel construction for impact strength

• Hardened and tempered for durability

• Black phosphate finish for corrosion resistance and protection

Specifications

• Socket Size: 90mm

• Drive Size: 3/4 inch

• Points: 6 point

• Socket Type: Commercial impact socket

• Total Length: 75mm

• Outside Diameter at Socket End: 116mm

• Material: Chrome molybdenum steel (CR-MO)

• Hardness: HRC 45 to 47

• Finish: Black phosphate

What’s in the Box

• 1 x US PRO 3963 90mm 3/4 inch drive 6 point commercial impact socket