A225BS5A Centre Drill - 60°

Centre drill (combined drill and countersink) with 60° straight conical form, double ended and cylindrical body, size BS5A with 7/32" drill diameter, a body diameter of 1/2" and an overall length of 2.3/4", according to BS 328 standard to produce form A centre holes, HSS and bright finish for machining free machining, plain carbon and alloy steel and grey cast-iron