Bordo 90 Degree HSS Co5 Cross Hole Countersink Bit Diameter (mm):6.35 Mounts directly to standard drum

Mounts directly to standard drum bungs

use several or even all variants successively

they generally produce a better finish on parts

▲White nylon face protects machined and finished surfaces from marking

Bordo 90 Degree HSS Co5 Cross Hole Countersink Bit Diameter (mm):6.35 Mounts directly to standard drumThe intersection of the hole and cone form the cutting edge on the tool Cross hole countersinks are ideal for countersinking and deburring in a wide range of materials including ferrous and non ferrous metals The cone is not truly symmetrical as it is essential that the cone retreats away from the cutting edge as the tool rotates If this does not occur the cutting edge will lack clearance and rub rather than bite into the material. This clearance is