Metric Round Shank 3 Straight Flutes HSS Step Drill

Procuct Name Round Shank 3 Straight Flutes HSS Step Drill for Tube Metal Sheet Drilling
Size

8.5mm, 10.5mm, 12.5mm, 14.5mm, 16.5mm, 18.5mm,

20.5mm, 23.5mm, 25.5mm, 30.5mm, 32.5mm, 38.5mm, 40.5mm

Material HSS   (Cobalt M35 is Available)
Flute Type Straight Flute   (Spiral Flute is Available)
Flute Number Three Flutes   (Two Flutes, Single Flute are Available)
Shank  Round Shank   (Three Flats Shank, Quick Change Hex Shank, Double R Shank are Available)
Surface Finish Bright   (TiN, Black & Amber, Co-coated, Black Oxide, Black & Bright, TiAIN are Available)
Package One Piece in Double Blister or Plastic Tube
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.

7. Only for rotary use. 

1-16203B143-5263
Contact us