PORTABLE GRINDING MACHINE

摘要

PROBLEM TO BE SOLVED: To provide a portable grinding machine simply allowing a speed adjustment without lowering the grinding machine from the surface of an object and usable without conducting the expensive re-equipping work for a different operator. SOLUTION: A speed regulation part 2 is formed rotatably around the axis 11 essentially extending vertically to a grinding tool and is provided at the upper edge part 10 of a support head 3.