4Pcs Countersink Chamfer Tool Set for Metal and Wood Deburring
2-5: 10 6 45mm/0.39 0.24 1.77in (Invert holes within the range of 2MM-5MM). 5-10: 14 8 47mm/0.55 0.31 1.85in (Invert holes within the range of 5MM-10MM). 10-15: 21 10 39mm/0.83 0.39 2.65in (Invert holes within the range of 10MM-15MM).