23Pcs Wood Chamfer Drilling Bits Plug Cutter Three Pointed Countersink Drill Bit
6PCS 1/4″ hex 5 flute 90 degree countersink drill bit are made of standard high speed steel. Coated by titanium, the chamfer cutter kit is rust proof and has a long service life. 7x 3/8" round shank Countersink Drill Bit.