Feature: 1. Professional air screwdriver can screw and unscrew driver bits with throttle easily. 2. The maximum torsion is 100N‑m, bolt capacity is approx. 8 ~ 10mm / 0.3 ~ 0.4in, the no‑load speed is 9000rpm, working Pressure is 0.6‑0.8MPA. 3. The ergonomically designed handle is comfortable to use, feels good and easy to operate. 4. The inner body is made of selected high‑grade steel, with smooth and stable rotation, strong torsion and long life. 5. Apply to automobile industry, furniture, decoration industry and assembly line work. Specification: Item Type: Powerful Air Screwdriver Material: Alloy steel Product Model: YC-310P1 Maximum Torsion: 100N-m Bolt Capacity: Approx. 8 ~ 10mm / 0.3 ~ 0.4in No-Load Speed: 9000rpm Working Pressure: 0.6-0.8MPA Size: Approx. 160mm / 6.3in 45mm / 1.8in 40mm / 1.6in 220mm / 8.7in Package List: 1 x Powerful Air Screwdriver 1 x Screwdriver Bit 1 x Buckle 1 x Air Nozzle 1 x Connector 1 x Ejector