• Multifunction drill bit set to cover most of your drilling needs. • Set includes a drill saw, step drill, tube drill and countersink.• Drill saw bit can be used as a drill, saw, rotary file, reamer more→and router.• Contents: ø4-12mm Step Drill, ø8-20mm Tube Drill, ø6mm Drill Saw, ø12.4mm Countersink.Multifunction drill bit set to cover most of your drilling needs. Set includes a drill saw, step drill, tube drill and countersink. Drill saw bit can be used as a drill, saw, rotary file, reamer and router.• Multifunction drill bit set to cover most of your drilling needs. • Drill saw bit can be used as a drill, saw, rotary file, reamer and router. • Contents: ø4-12mm Step Drill, …