Countersink High-Speed Steel Drill Bits
(5 products)Countersink drill bits are used to ensure that flat-headed screws sit flush against the material using the hole drilled. The countersink bit drills a conical hole so the screw head is positioned in line with or just below the surface of the material being worked on. Countersink drill bits also minimise sharp edges in metalwork.
Read moreabout Countersink High-Speed Steel Drill Bits
