RUKO HSS Step Drill With Spiral Flute Size 0/9

This is a high-quality size RUKO HSS step drill for diameters: 4 - 5 - 6 - 7 - 8 - 9 - 10 - 11 and 12 mm.

Pros:

• Right hand cut
• Suitable for steel, cast steel alloys and non-alloys, cast iron, sintered iron, nickel silver, graphite, short cutting aluminum alloys, bronze and plastic, thanks to the HSS cutting material
• Thanks to the sharp drill tip, it is possible to cut holes even in thin-walled materials without pre-drilling
• The next largest step can be used for deburring the boreholes