... you work piece lighted even in dark area2, The perfect finish meets or exceeds all OEM speciffication3, High Efficiency, A ... the smooth finish7, SINGLE PASS, Positive rate tooling for optimum finish with a single pass8,, STOP SWITCH, Two automatic shutoff switches ... a perfect finish10, SAFE CONVENIENCE, Just through a switch can finish the cutting conversion from rotor to drum11, SIMPLE CONVENIENCE, ...