1:air inlet:1/4"(N)PT 2:Air Pressure:90psi 3:Air consumption:4cfm 5:free spreed:25000rpm. Features:* Heavy duty and light weight* Lever block trigger for safety* Built-in regulator* Used with a variety of accessories for weld breaking, smoothing sharp edges, deburring,polishing and grinding* Rear exhaustOur products are widely recognized and trusted by users and can meet continuously developing ...