| 21. | Today screwdrivers are manufactured in many lengths, tips and handle styles.
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| 22. | It is usually best to buy screwdrivers with six-inch blades.
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| 23. | Screwdriver should be used just to drive and remove screws.
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| 24. | That can be prevented by dipping the screwdriver in cold water frequently.
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| 25. | Two other screwdrivers can prove useful, the ratchet and the offset.
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| 26. | The ratchet screwdriver usually has interchangeable common and Phillips tips.
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| 27. | You have to have a very special kind of screwdriver.
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| 28. | You'll need a small screwdriver, usually a Phillips type.
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| 29. | But the best upgrade doesn't require a screwdriver at all.
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| 30. | He needs drills, bits, screwdrivers, nails and baling wire.
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