Quality air tools presents pneumatic filers [model apf-10]. These filters are reciprocating tools with liner and piston mechanism with stroke of 10 mm and the frequency of strokes is 0 8000 times per minute. These tools can hold any type of file, such as flat, half round, square, round, etc. The length of the file should be 100 mm. The filers are very useful tools for deburring and filing applications. All the working parts are of quality alloy steel, which are hardened and ground to very precise tolerances. All spare parts are easily available. The tools are very compact and lightweight.