Step drill drilling range 4–39 mm HSS-Co5 spiral-slotted no. of cutters 2 no. of8Y486888
Ruko Step drill HSS, spiral fluted with split pointF6315.000.006
Ruko Step drills HSS spiral fluted with split point no. 126V884028
Step drill drilling range 4–30 mm HSS-Co5 spiral-slotted no. of cutters 2 no. of3W253921
Ruko Step drill HSS-Co 5 spiral fluted with cross grinding No. 0/94J690307
Ruko Step drills HSS spiral fluted with split point no. 82B138327
Step drill drilling range 4–20 mm HSS-Co5 spiral-slotted no. of cutters 2 no. of2I214090
Ruko Step drills HSS spiral fluted with split point no. 78J277360
Step drill drill. range 6–25 mm HSS spiral-grooved no. of cutters 2 no. of steps0C254661
Ruko Step drills HSS spiral fluted with split point no. 0/9F6315.000.009
Ruko Step drill HSS, spiral fluted with split pointF6315.006.008
Ruko Step drill HSS-Co 5 spiral fluted with cross grinding No. 94T159966
Ruko Step drills HSS spiral fluted with split point no. 52Z860697
Ruko Step drills HSS spiral fluted with split point no. 15F400340
Ruko Step drills HSS spiral fluted with split point no. 37U316845
Ruko Step drill HSS spiral fluted with split point short design no. 16Y333291
Ruko Step drills HSS spiral fluted with split point no. 26E780122
Ruko ULTIMATECUT step drill HSS RUnaTEC with FLOWSTEP® No.11F652008
Ruko ULTIMATECUT Multidrill HSS RUnaTEC, spiral fluted with turbo tip S18P447356
Step drill drilling range 6.5–40.5 mm HSS spiral-grooved no. of cutters 2 no. of2I680969