Material: High Speed Steel.
Specially used on metal and steel plate, give fast and easy cutting,They are good tools for you to make fantastic works.
Designed specifically for sheet metal cutting, even stainless steel.
Good performance and long life,Excellent for making clean and accurate hole on glass and tile.
Incision resistance is small, improve the drilling speed, chip removal easily,Can be used for a variety of wood, wood products, plastics, plywood and other materials openings.