Ruko step drill hss sp gr. 09, tialn9X517193
Ruko step drill hsse gr. 6 7/8-1 3/8"9X819983
Ruko step drill set 101026t8A695676
Ruko step drill hss 30-40 mm8B198653
Ruko step drill sp gr.12, 6,0-32,0 mm8J168659
Ruko step drill tialn gr. 9 7/8-1 1/8"8S331489
Ruko step drill hss sp gr. 6, tialn8U269987
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