1、Smooth surface, not easy to rust, comfortable to hold, convenient to operate, improves work stability. 2、Push‑button positive and negative switches, torsion adjustment, more convenient operation. 3、The head is equipped with planetary gears, the speed is uniform, which effectively increases the torsion and has great strength. 4、Made of high quality zinc alloy shell and iron material, wear‑resistant, strong and durable. 5、Exhaust design, not easy to raise dust, widely used for furniture, machine production, maintenance, drilling. 1 x Pneumatic Drill Item Type: Pneumatic DrillMaterial: Zinc Alloy + IronColor: As shown in the pictureChuck Size: 3/8 (inch)Maximum Drilling Diameter: 10mm/ 0.39inSpeed: 500rpmWorking Pressure: 0.8MpaApplication: Drilling iron plate, wood board, etc.Weight: Approx.1445g/51oz