High Quality HSS Step Drill Bit with Spiral Flute

SKU ec8b5ed58494 Categories: ,

Size: 4-12mm, 4-20mm, 4-32mm

Material: HSS or Cobalt M35, HIGH SPEED STEEL

Flute Type: Spiral Flutes

Surface Finish: Bright

Application: Steel, Brass, Copper, Aluminium, Wood and Plastic Material

Product Details

FEATURES

1. Step drill bits are perfect for drilling and enlarging multiple-holes in thin sections of sheet metals, pipes, plexiglass, plastics, wood up to a thickness of 5mm.
2. 135° Split Point Tip: increases cutting speed with self-centering and the drills do not run off center.
3. A variety of hole diameters can be drilled using only one tool.
4. The dimension of drilled hole is exact.
5. Two Flute Design: provides longer life and better chip removal.
6. The Spiral Groove: creates better, less noise, less force has to be used.

HSS step drill bits wt spiral flutesS

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