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Achieves high-precision and long-life small diameter hole machining by adoption of base material with high breaking resistance and specialized coating ideal for small-diameter drills. The shank diameters are unified at φ3. Lineup featuring sizes in 1/100 increments.
work material | general steel / Quenched and tempered steel / Stainless Steel / Cast Iron / Aluminum | Tool Material Type | Carbide | Overall Length L1(mm) | 38 |
---|---|---|---|---|---|
Coating Y/N | Available | Coating Type | A | With/without Oil Hole | NA |
Number of flutes(sheet) | 2 | tip angle(°) | 140 | shank diameter d2(mm) | 3 |
Standard | G.S. | Blade diameter tolerance | h7 | Shank diameter tolerance | h6 |
Coating Details | TiAlN |
Please check the type/dimensions/specifications of the part 3899-001.830 in the Carbide Solid Drill Bits - Micro Drill Bit, Type N, 3899 series.
Part Number |
---|
3899-000.130 |
3899-000.140 |
3899-000.150 |
3899-001.840 |
3899-001.850 |
3899-001.860 |
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