3pcs Step Drill Bit, (1/4-3/4 + 1/8-1/2 + 3/16-7/8 Inch) M35 Cobalt Step Core Bit with 1/4 Inch Quick-fit Shank Hole Saw for Metal, Stainless Steel, Aluminum, Wood, Plastic, Copper
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Product details
| Management number | 221397585 | Release Date | 2026/05/03 | List Price | US$30.40 | Model Number | 221397585 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
- M35 Cobalt HSS Step Drill Bits is suitable for drilling Metal, Stainless Steel, Aluminum, Wood, Plastic, Copper and other similar materials
- 3pcs Step Drill Bit Includes 34 Step Sizes: (1/4"-3/4"+1/8"-1/2"+3/16"-7/8"), from 1/4" to 7/8" ; 1/4"(6.35mm) Quick-fit Hexagon Shank; total length 73-84mm
- 118° Split Point provides self-centering and prevents walking and Four Spiral Flute provide faster and soother drilling,like cutting butter
- TiAlN Coating With 89HRC surface hardness, can cut harder materials and achieve higher cutting speeds and be Heat resistant, wear-resistant, and corrosion-resistant
- Suitable for Hand electric drill, bench drill etc; the recommend speed is 2000-5000RPM; if cut softer materials, the recommend speed is 1000RPM; Don't use impact and hammer modes. It is recommended to use cutting oil or water cooling during continuous cutting to greatly extend the service life
| Brand Name | DARTOTEK |
|---|---|
| Shank Type | Hex |
| Unit Count | 3.0 Count |
| Part Number | DK2-O001402K003 |
| Manufacturer | SHANGHAI DIATOOL CO., LTD. |
| Material Type | High Speed Steel (HSS) |
| Tool Flute Type | Spiral |
| Number of Flutes | 4 |
| Cutting Angle String | 118 Degrees |
| Surface Recommendation | Metal, Plastic, Stainless Steel, Wood |
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