MC 7M High-Speed Steel Step Drill 4-20mm
Size range.4,6,8,10,12,14,16,18,20mm.Maximum Material Thickness. 4mm.Shank to fit size. 10mm. When drilling metals always use a coolant.
Size range.4,6,8,10,12,14,16,18,20mm.Maximum Material Thickness. 4mm.Shank to fit size. 10mm. When drilling metals always use a coolant.