UNCO Hollow Leather Hole Punch Set, 6 pcs, Steel, Leather Hole Punch Tool, Leather Punch Tool, Hole Punch for Leather Punch Set, Hollow Punch Set, Gasket Hole Punch Set, Hollow Hole Punch Set auspowers_batchfive It has an instantaneous start stop Please note that for It has an instantaneous start stop switch and a speed control potentiometer that checks the forward or backward direction when in use and uses a switch to stop the DC motor Transparent color design allows the top page of files can be recognized and dont need a label on outside to mark it or have to open up every file holder these punches are built to last Precision Design: Each punch features a knurled handle that provides a secure grip