Step drill drilling range 4–30 mm HSS-Co5 spiral-slotted no. of cutters 2 no. of3W253921
Ruko Step drill HSS, spiral fluted with split pointF6315.000.001
Ruko Step drill HSS, spiral fluted with split pointF6315.000.006
Step drill drilling range 4–39 mm HSS-Co5 spiral-slotted no. of cutters 2 no. of8Y486888
Ruko Step drill HSS-Co 5 spiral fluted with cross grinding No. 0/94J690307
Ruko Step drills HSS spiral fluted with split point no. 26E780122
Ruko Step drills HSS spiral fluted with split point no. 82B138327
Ruko Step drills HSS spiral fluted with split point no. 0/9F6315.000.009
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
Ruko Step drills HSS spiral fluted with split point no. 126V884028
Ruko Step drill HSS spiral fluted with split point short design no. 0/90Z577500
Ruko Step drill HSS, spiral fluted with split pointF6315.006.008
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. 66G509007
Ruko Step drills HSS spiral fluted with split point no. 0/53K047131
Ruko ULTIMATECUT Multidrill HSS RUnaTEC, spiral fluted with turbo tip M25Z729694
Step drill drilling range 5.3–30.5 mm HSS spiral-grooved no. of cutters 2 no. of9V142509
Ruko Step drills HSS spiral fluted with split point no. 98Y055875
Ruko Step drill HSS spiral fluted with split point short design no. 20K952419