US PRO 3409 3/4 Inch Drive 21mm 6 Point Deep Impact Socket 90mm

When you’re working with bigger torque tools, the socket has to match the job. The US PRO 3409 21mm Deep Impact Socket is built for demanding workshop environments, offering a dependable fit and the strength needed for repeated impact use.

With a 3/4 inch drive and a 6 point single hex profile, it delivers solid contact on fasteners to help reduce the risk of rounding under load. The 90mm deep length improves access to recessed fixings and longer studs, making it a practical choice for commercial vehicles, plant maintenance, and heavy-duty mechanical work.

Manufactured from CR-MO steel and finished in black phosphate, it’s designed to handle tough conditions while offering added surface protection.

Key Features

• 21mm deep impact socket for high torque tasks

• 3/4 inch square drive

• 6 point profile for secure grip

• 90mm deep length for improved access

• CR-MO steel construction

• Black phosphate finish for protection

Specifications

• Size: 21mm

• Drive: 3/4 inch

• Points: 6

• Length: 90mm

• Material: CR-MO

• Finish: Black phosphate