Ruko step drill tialn gr. 6 7/8-1 3/8"6W162486
Ruko step drill hss-e 6.5-32.5 mm6X382479
Ruko step drill hss gr. 9 7/8-1 1/8"3L860000
Ruko step drill hss tin gr. 8 7/8"4O131147
Ruko step drill hss tin gr.23N994182
Ruko step drill hss sp gr. 5, tialn9H244895
Ruko step drill hss tialn gr. 096C473065
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 tialn gr. 17O892774
Ruko step drill hss gr. 8 7/8"1V231419
Ruko step drill hss sp gr. 09 tin1W018151
Ruko step drill hss tialn gr. 7 3/8-1/2"6U876905
Ruko step drill hss tin gr. 9 7/8-1 1/8"6V897270
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 set hss 101026ro4P657016
Ruko step drill hss tin gr. 7 3/8-1/2"5M510261
Ruko step drill hss tin gr. 097M708313