Ruko step drill hsse gr. 9 7/8-1 1/8"9P447909
Ruko step drill hss tialn gr. 2 1/8-1/2"8H924741
Ruko step drill hss sp gr. 1 tialn8H927777
Ruko step drill hss sp gr. 6, titan4C866135
Ruko step drill sp gr.14, 5.3-30.5 mm6M578407
Ruko step drill hss gr.13, 6,0-40,0 mm6O476413
Ruko step drill hss tin gr. 166Q765599
Ruko step drill hss sp gr. 09, tialn9X517193
Ruko step drill hsse gr. 6 7/8-1 3/8"9X819983
RUKO STEP DRILL HSSE GR. 4 3/16-7/8"9Z072629
Ruko step drill set 101026t8A695676