Countersink Drill Bit Set - 5 Pieces, 82° 5-Flute High-Speed Steel, round Shank

These sizes make it easy to create precise Round Shank Mill Cutter Bit Countersink holes, allowing screws to sit flush with the material surface. Precision Cutting Design: Each countersink bit in this set features a sharp 82° tip for clean, precise countersinks.

eBay