Diablo Finish Saw Blade - 7-1/4" Dia., 40 ATB, 5/8" Arbor, 8000 Max RPM

12pcs alloy steel needle , Speed: 4000 BPM, Needle Size:3.0MM (Dia) x 180MM (Length) ,Air consumption: 4 CFM ,Air pressure: 90 PSI, Air inlet: 1/4" | Powerful With a power output of up to 4,000 times per minute ,no-load speed, it can assist you in surface preparation work, including cleaning or removing paint, rust, dirt or welding slag. | COMFORTABLE GRIPThe needle cleaner features a pistol grip for comfortable grip and offers a long time to use. | EASY & SafeThis is an efficient needle cleaner that is lightweight and easy to operate. Safe push-pull start-stop switch, more secure and reliable. | RECIPROCATING IMPACT WORKThe needle cleaner performs reciprocating impact work during use, and the alloy steel needle can provide long-term use. This is a great tool for welders, car experts, do-it-yourselfers and amateurs.