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| Quantity: | |
|---|---|
Customized
DIN
Jobber-length
Center Drill Bit
High Speed Steel
Metal Drilling
SED-SD4-SFB
3-14mm, 5-20mm, 16-30.5mm
Fully Ground or Forged
200sets
Wooden Box
PVC Bag, Blister Card, Plastic Box, Metal Box etc
ISO9001, SGS, CE
EASYDRILL
China
820750900
20, 000sets/Month
US$ 100/Set 1 Set(Min.Order) | Request Sample
Product Description
| Procuct Name | 4Pcs Three Flats Shank Spiral Flute Bright Step Drill Bit Set for Sheet Metal Tube Drilling in Wooden Case |
| Size | 4-12mm, 4-20mm, 4-32mm, 4-39mm |
| Material | HSS (Cobalt M35 is Available) |
| Flute Type | Spiral Flute (Straight Flute is Available) |
| Flute Number | Two Flutes (Single Flute, Three Flutes are Available) |
| Shank | Three Flats Shank (Quick Change Hex Shank, Round Shank, Double R Shank are Available) |
| Surface Finish | Bright (TiN, Black & Amber, Co-coated, Black Oxide, Black & Bright, TiAIN are Available) |
| Package | 4Pcs in Wooden Case |
| 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. |
