Purposes:Clearing sheet metal solder joint, Burr,mold restoring and grinding other metals,rubber, resin and glass. Pneumatic Saw File MachinePurposes:Clearing sheet metal solder joint,Burr,mold restoring and grinding other metals,rubber, resin and glass.1.Speed:3400RPM2.Stroke:5mm3.Air inlet:1/4"4.Length:6-7/16"5.Weight:1.1lbpicture:Contact:We will reply your email or fax within 24 hoursYou can ...