Kennametal 3.37080R720 Indexable Chamfer and Countersink Combination Drill

Kennametal 3.37080R720 is an indexable chamfer and countersink combination drill designed to perform chamfering and countersinking in a single operation for 6–8 mm diameter features. The tool is identified by the part number 3.37080R720 and sits within Kennametal's chamfer-and-countersink lineup, reflecting an indexable construction that supports replacement of cutting edges as they wear. With a 6–8 mm working diameter range, this drill handles edge prep for holes within that size, producing both the chamfer and the countersink in one pass and aiding accurate screw seating in metalworking and fabrication tasks. This one-pass capability supports hole edge preparation in common fabrication workflows.