1.Titanium nitride (TiN) coating lasts 2.5x longer than non-coated bits
2.135 degree split point geometry for faster starts and reduced walking
3.Impact rated: For use in 1/4 inches Hex impact drivers
4.For drilling holes in ferrous metal, wood, plastic, non-ferrous metal, cast iron and stainless steelImpact rated: For use in 1/4 inches Hex impact drivers
| HSS straight shank twist drill bits | |||
| Diameter(D) | Inch | Flute Length(F) | Overall Length(L) |
| 0.20 | .0079 | 2.5 | 19 |
| 0.21 | .0083 | 2.5 | 19 |
| 0.22 | .0087 | 2.5 | 19 |
| 0.23 | .0091 | 2.5 | 19 |
| 0.24 | .0094 | 2.5 | 19 |
| 0.25 | .0098 | 3 | 19 |
| 0.26 | .0102 | 3 | 19 |
| 0.27 | .0106 | 3 | 19 |
| 0.28 | .0110 | 3 | 19 |
| 0.29 | .0114 | 3 | 19 |
| 0.30 | .0118 | 3 | 19 |
| 0.32 | .0126 | 4 | 19 |
| 0.34 | .0134 | 4 | 19 |
| 0.35 | .0138 | 4 | 19 |
| 0.36 | .0142 | 4 | 19 |