Dormer A777 HSCo Drill Bits

Premium quality Dormer brand A777 High Speed Cobalt drill bits are designed for drilling higher tensile, tougher materials where greater heat is generated during machining.  Features of the A777 drill bit are:

Ideal for use in CNC & automated machines.
135o split point geometry (over 1.5mm diameter).
Ground flutes and optimised helix for more efficient chip flow.

Dormer A777 HSCo Drill Bits