Ruko Step drill HSS, CBN ground,spiral fluted with split point, short design0Z577500
Ruko Step drill HSS, CBN ground,spiral fluted with split point, short design0K952419
Ruko Step drill HSS, CBN ground,spiral fluted with split point, short design6Y333291
Ruko step drill hss tialn gr. 166G232413
Ruko step drill hss sp gr. 1, tialn6J771203
Ruko step drill hss gr. 3 1/4-3/4"6K129409
Ruko step drill sp tialn gr.4 6-26,75 mm6L300724
Ruko step drill tialn gr. 6 7/8-1 3/8"6W162486
Ruko step drill hss gr. 9 7/8-1 1/8"3L860000
Ruko step drill hss tin gr.23N994182
Ruko step drill hss sp gr. 5, tialn9H244895
Ruko step drill sp gr.15, 6.5-32.5 mm5X058224
Ruko step drill hss tin gr. 6 7/8-1 3/8"5Z431875
Ruko step drill hsse gr. 8 7/8"7K155128
Ruko step drill hss sp gr. 09 tin1W018151
Ruko step drill hss gr. 2 1/8-1/2"2G684389
Ruko step drill hss tialn gr. 5 13/32-1"3K964887
Ruko step drill hss tin gr. 7 3/8-1/2"5M510261
Ruko step drill hss tin gr. 097M708313
Ruko step drill hss gr. 13, titan7R353378