Features 1、HIGH SPEED MOTOR: The 90 degree air die grinder uses a 0.3HP motor with a speed of 20000RPM, and built in regulator to easily control the speed of the air grinder. 2、TUNGSTEN STEEL: The internal moving parts are made of tungsten steel, which can better resist high temperatures up to 2000℃ and improve efficiency by over 75%. 3、RIGHT ANGLE HEAD: This pneumatic grinder is 90 degree angle design, providing higher accuracy and possibilities for narrow points and difficult to reach work. 4、SAFE OPERATION: The security switch of the angle grinder can prevent accidental engagement, and the intake filter can keep the mold grinder clean, safe and reliable. 5、EASY CONNECTION: Before use, it should be connected to the air compressor, with adjustable speed and replaceable grinding disc, convenient and practical. 6、WIDE APPLICATION: This pneumatic grinder is suitable for metal, wood products, and tire processing, used for grinding, chamfering, deburring, polishing, carving, etc. Specification Item Type: Pneumatic Grinder Set Material: Zinc Alloy, Tungsten Steel Chuck Size: 1/4in 1/8in Package List 1 x Air Die Grinder 2 x Wrenches 1 x Chuck 1 x Inlet Port 1 x Grinding Pad 1 x Connecting Rod 1 x Sandpaper 1 x Wool Grinding Head 1 x Louver Blade 1 x Grinding Wheel 1 x User Manual