| 1. | A comprehensive imperial sized drill bits alongside the required screw tap sizes.
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| 2. | The drill bit slips slightly off the mark when I start drilling.
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| 3. | The second delay was caused by the replacement drill bit wearing out.
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| 4. | Use a carbide drill bit and set your variable-speed drill on low.
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| 5. | Only an idiot would use an ordinary HSS drill bit in masonary.
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| 6. | However, larger diameter drill bits do require slower speeds to avoid burning.
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| 7. | Twist drill bits are available in the widest choice of tooling materials.
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| 8. | Next drill four smaller holes }-inch deep with an [-inch drill bit.
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| 9. | "Long series " drill bits are unusually long twist drill bits.
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| 10. | "Long series " drill bits are unusually long twist drill bits.
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