Bordo 1" 1/2" Reduced Shank Drill Bright/Black HSS - Imperial
Available
The Bordo 1/2" Reduced Shank Drill Bright/Black HSS - Imperial is part of Bordo's Australian drill bit range, engineered for reliable performance in trade and industrial drilling applications.
Key Specifications
| Shank Diameter | 1/2 |
|---|---|
| Diameter in (mm) | 25.4 |
| Diameter (inch) | 1 |
| Spindle Speed Free Cutting Stl RPM | 539 |
| Flute Type | 30° Helix |
| Flute Length (mm) | 86 |
| Overall Length (OAL) mm | 152 |
| Feed per Revolution (mm) | 0.45 |
| Spindle Speed Aluminium/Brass RPM | 765 |
| Spindle Speed Stainless Steel RPM | 150 |
| Spindle Speed Wood/Plastic RPM | 1141 |
| Spindle Speed Malleable Iron RPM | 339 |
| Spindle Speed Med. Carbon Steel RPM | 376 |
| Spindle Speed Cast Iron RPM | 301 |
| Spindle Speed Tool Steel RPM | 226 |
Product Features
- Notched point is a variation on the standard chisel point, providing faster starting and reduced drill wander
- Bordo reduced shank HSS drills are ground and then a black finish is achieved by steam tempering, a thermal process resulting in a porous tool coating
- Reduced shank HSS twist drill
- The drill is then ground a second time to achieve a bright finish on the shank and cutting edges
- 118° notched point with 30° helix
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19/32mm drill bit
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21/32mm drill bit
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25/32mm drill bit
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27/32mm drill bit
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29/32mm drill bit
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31/32mm drill bit
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35/64mm drill bit
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37/64mm drill bit
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41/64mm drill bit
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47/64mm drill bit
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59/64mm drill bit
Model Number: 2651-59/64
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61/64mm drill bit
Model Number: 2651-61/64
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63/64mm drill bit
Model Number: 2651-63/64

