DP 177 SFE

The DP 177 SFE is a high-performance impact wrench engineered for professional motorsport teams. Designed for speed, reliability, and power, it is ideal for GT racing, endurance competitions, and pit garage operations.

It delivers a maximum torque of up to 1,900 Nm and reaches a free speed of 10,000 rpm, depending on the version. The wrench is available in three configurations: a left-hand version, a right-hand version, and an unhanded version that works equally fast in both directions. This makes it adaptable to different wheel nut setups and team preferences.

Made with high-quality materials, including an aeronautical aluminum front cover, the DP 177 SFE is designed to withstand extreme conditions. It operates at a maximum air pressure of 20 bar and uses a 1-inch square drive. It is equipped with upgraded carbon vanes and a new-generation gun selector plate.

This impact wrench is a trusted choice for racing teams around the world who require precise and powerful tools for high-pressure environments like pit lanes and garages.

LH / RH Versions: 10,000 rpm

UH Version: 9,500 rpm

LH / RH: 1,900 Nm (1,400 ft-lbs)

UH: 1,800 Nm (1,327 ft-lbs)

Weight: 4.20 kg (9.2 lbs)

Length: 193 mm (7.59”)

Square Drive: 1”

Optimized for Endurance Racing

Special UH (Unhanded) version loosens both clockwise and anticlockwise nuts at the same speed.

Fast LH and RH versions for direction-specific efficiency.

Equipped with 6 new carbon vanes

Aeronautical aluminum front cover for durability under extreme conditions

Max Operating Pressure: 20 bar / 290 psi

Air Supply Requirements

Air Inlet: 3/8” BSP

Supply Hose Inner Diameter: 13 mm (0.51”)

Recommended couplings: minimum bore 7.6 mm (19/64”)

Use with male 3/8” BSP fittings

Gun Selector Plate: 2-port for rapid operation changes