Ruko step drill hss sp gr. 3, titan0W898584
Ruko ULTIMATECUT step drill HSS RUnaTEC with FLOWSTEP® No.11F652008
Fabory Step Drill 5-28mm HSS 10mm ShankU6315.005.028
Dormer Step Drill 6.6-11mm HSS 11mm Shank6K083737
Ruko step drill hss tialn gr. 22V209466
Ruko step drill hss sp gr. 2 tin9P158266
Ruko step drill hss tin gr. 10R299702
Ruko step drill hss sp gr. 09 tin1W018151
Ruko step drill 2 mm steigd. tialn4X082774
Ruko step drill hss sp gr. 7, titan2K721089
Milwaukee Step Drill 4-30mm 0.25" Shank7K742874
Milwaukee Step Drill 6-40.5mm7U350956
Ruko Step drill HSS, CBN ground,spiral fluted with split point, short design0K952419
Step drill drilling range 6–38 mm HSS spiral-grooved no. of cutters 2 no. of ste7U316845
Tecwerk Step drill drill. range 12-20 mm HSS, straight-fluted no. of cutters 2 no. of st4V454595