6PCS Cylindrical Shank 3-Flute HSS Countersink Drill Bit Set
Size: 6.3mm, 8.3mm, 10.4mm, 12.4mm, 16.5mm, 20.5mm
Material: HSS 4241, HSS 4341, HSS 6542, M35(Cobalt 5%)
Size: 6.3mm, 8.3mm, 10.4mm, 12.4mm, 16.5mm, 20.5mm
Material: HSS 4241, HSS 4341, HSS 6542, M35(Cobalt 5%)
