Cleaning Nozzle Drill 0.4mm 10pcs/box

Blade diameter: 0.1 to 3.2mm
Shank diameter: 3.175mm
Size: 0.4mm (10pcs are the same size in a box)

Note:

Each box of drill bit is the same size.
This drill is used to the engraving machine and high-speed machine bed.
Not suitable for hand-held drill, because hand-held electric drill is unstable and easily broken when drilling!

Package included:

1 x 10pcs drill bit kit