* * Air Grinder for precision grinding and polishing * * Micro / Angle Grinder for surface grinding and polishing. * Model No. TOP-TLL 15M Stroke Reciprofile 0.15 ( mm) Frequency 60, 000 Air pressure 90/ PSI Air consumption 0.08M3 / Min. * Model No. TOP-TLL 03M Stroke Reciprofile 0.3 ( mm) Frequency 55, 000 Air pressure 90/ PSI Air consumption 0.08M3 / Min. * Model No. TOP-TLL 07M Stroke Reciprofile 0.7 ( mm) Frequency 22, 000 Air pressure 90/ PSI Air consumption 0.10M3 / Min. * Model No. TOP-TLL 12M Stroke Reciprofile 1.2 ( mm) Frequency 15, 000 Air pressure 90/ PSI Air consumption 0.12M3 / Min.