Customization: | Available |
---|---|
Customized: | Non-Customized |
Length: | Jobber-length |
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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. |
Specification
Size | Step | Incremental | Length | Shank |
MM | MM | MM | MM | MM |
3/16"--1/2" | 6 | 1/16" | 3-1/8" | 1/4" |
1/8-1/2",3/16-1/2",3-12mm,4-12mm | 13 | 1/32" | 3-1/8" | 1/4" |
1/4"--3/4" | 9 | 1/16" | 2-3/4" | 3/8" |
3/16"--7/8" | 12 | 1/16" | 2-3/4" | 3/8" |
7/16"--1-1/8" | 12 | 1/16" | - | 3/8" |
1/4"--1-1/2" | 11 | 1/16" | - | 1/2" |
1/2"--1" | 9 | 1/16" | - | 3/8" |
9/16"--1" | 8 | 1/16" | - | 3/8" |
3/4"--1-3/8" | 11 | 1/16" | - | 1/2" |
13/16"--1-3/8" | 10 | 1/16" | - | 1/2" |
4--12mm | 5 | 2mm | 66mm | 6mm |
4--12mm | 9 | 1mm | 66mm | 6mm |
4--20mm | 9 | 2mm | 75mm | 8mm |
4--22mm,3/16-7/8" | 10 | 2mm | 79mm | 8mm |
4-30MM 6-30 5-35 | 14 | 2mm | 100mm | 10mm |
1/4-1/3/8,5-30# | ||||
4--39mm,6--39mm | 14 | - | - | 10mm |
5--35mm | 13 | - | - | 13mm |
6--18mm | 7 | 2mm | - | 10mm |
6#-20MM,4#-20MM,1/4-3/4 | 8 | 2mm | - | 10mm |
6--24mm | 10 | 2mm | - | 10mm |
6--32mm | 8 | - | - | 10mm |
14--24mm | 6 | 2mm | - | 13mm |
14--25mm | 7 | - | - | 13mm |
20--34mm | 8 | 2mm | - | 13mm |
10--20mm | 11 | 1mm | 85mm | 10mm |
20--30mm | 11 | 1mm | 88mm | 13mm |