Suitable for contour cutters, saw blades, drills, end mills, punches, taps, abrasives, stamping dies, etc.
1000-3000 is suitable for rough milling fast threads.
3000-5000 is suitable for finish milling medium threads.
5000-10000 is suitable for finish milling grinding.
15000 and above is suitable for finish milling slow threads with high gloss.
