CHICAGO PNEUMATIC Best Performance. Range of Products. Best Quality offers a complete range of industrial air tools. High quality, reliable, industry-leading pneumatic power tools in Middle East. Brands: Impact Wrench, Torque Wrench, Grinders. Straight die grinders set their grinding head in line with the tool body and have a slim profile to reach through openings where an angled head may not fit. This alignment makes it easier to apply pressure to the grinding head for greater control with detailed work. Grinder Orientation / Extended Straight Free Speed / 18,000 RPM HP / 1.0 hp Collet / 1/4 in Exhaust / Rear Grinder Type / Extended CFM @ Full Load / 36.8 Average CFM @ 15 Second Run Time / 18.4 Handle Material / Aluminum with Rubber Grip Min. Hose Size / 3/8 in Overall Length / 13 in Required Pressure / 90 psi Air Inlet / 1/4 in NPT Bearing Type / Ball Throttle / Lever Includes / Cone Wheel Adaptor, Wrenches Duty / Industrial