RUKO HSS Step Drill With Spiral Flute Size 1

This is a high-quality size RUKO HSS step drill for diameters: 4 - 6 - 8 - 10 - 12 - 14 - 16 - 18 and 20 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