The money-saving FPM/R Diprofiler Kit comes complete with FPM/R Diprofiler (1/4" chuck, operations guide, rubber sleeve, storage case, wrench and lubricating oil), Marathon Micromotor controller and variable speed foot rheostat. Adjustable stroke length 0-6mm. 8,000 RPM maximum. Operation Guide is included with every profiler for safety and operating instructions. For current safety guidelines on Hand-Arm Vibration (HAV), please consult the American National Standards Institute publication ANSI/ASA S2.70-2006 (R2011).