NCCTEC Diamond Core Drill Bits, diameter is 6mm-200mm,0.24''-8'',max length can reach 420mm/17''.
Diamond CNC Finger Router Bits 25mm (D) *50mm (L) | milling cutter end mill CNC cutting tools .
we have below arbor: M14, 5/8-11â€, 1/2GAS, 1/2GAS-M14.
please tell us which arbor do you want when you buy, if you
don't tell us, we will send 1/2 GAS for you, thanks.