Convenient90 angled head allows flexibility in confined spaces High QualitySmall size, easy to carry; Aluminum body, durable service life Easy to InstallConvenient disassembly of grinding head ApplicationVarious specifications and wide range of applications < p>ReliableTouch protection switch The 90 degree pneumatic winding machine is suitable for grinding and correcting products in the industries of mould, hardware, die casting, furniture, welding and more. Working Pressure: 90 psi (6.2 bar) Chuck Size: (1/8) 3.18mm and 1/4 (6.35mm) No load speed: 20000rpm Pneumatic wind turbine air consumption: 4cfm Weight weight: 0.7 kg Inlet port: 1/4 BSP Package includes: 1 x Engraving machine 2 x wrenches 1 x rubber plate 1 x rubber rod 1 x 1/4 air inlet connector 1 x 3.18mm chuck 1 x 6.35mm chuck (installed in the machine) 1 x Buffer scouring nonwoven Torque sand disvert 1 x zirconium corundum louver 1 x 80 mesh sand disc 1 x wool wheel becomeveryrich