Step drill drilling range 6.5–32.5 mm HSS spiral-grooved no. of cutters 2 no. of8P286710
Ruko Step drill HSS spiral fluted with split point short design no. 0/90Z577500
Step drill drilling range 4–39 mm HSS-Co5 spiral-slotted no. of cutters 2 no. of8Y486888
Ruko ULTIMATECUT step drill HSS RUnaTEC with FLOWSTEP® No.28H238090
Ruko ULTIMATECUT Multidrill HSS RUnaTEC, spiral fluted with turbo tip L31U708097
Step drill drilling range 6.5–40.5 mm HSS spiral-grooved no. of cutters 2 no. of2I680969
Ruko Step drills HSS spiral fluted with split point no. 40N443259
Ruko ULTIMATECUT Step drill HSS RUnaTEC with FLOWSTEP® tip Size 0/95O325732
Step drill drill. range 6–25 mm HSS spiral-grooved no. of cutters 2 no. of steps0C254661
Step drill set ULTIMATECUT dm 6-12/6-20/6-27 mm HSS spiral-grooved 3-part plasti6U759963
Step drill drilling range 5.5–38.5 mm HSS spiral-grooved no. of cutters 2 no. of9U230498
Ruko Step drills HSS spiral fluted with split point no. 135R605331
Tecwerk Step drill set dm 4-12/4-20/4-30 mm HSS spiral-grooved 3-part plastic box TECWER9G721030
Tecwerk Step drill drill. range 30-40 mm HSS, straight-fluted no. of cutters 2 no. of st5H633095
Ruko Step drill HSS in inch dimensions, spiral fluted with cross-ground tip No. 12R479119
Ruko step drill hss tialn gr. 22V209466
Ruko Step drill HSS-Co 5 in inch dimensions, spiral fluted with cross grinding No. 12Y236803
Ruko Step drills HSS TiALN spiral fluted with split point no. 87U250291
Ruko Step drills HSS TiN spiral fluted with split point no. 0/97W057468
Ruko Step drill HSS with 3 cutting edges no. 0/97W250019