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1
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A bit or drill used to set the head of a screw at or below the surface of the material.
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2
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A small lever switch or part that you push or pull to activate a locking catch or spring.
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3
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tools powered by elereicty.
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4
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A method of testing the condition of a grinding wheel.
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5
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A small, T-shaped steel piece used to open and close the chuck on power.
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6
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Building material such as stone brick or concrete block.
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7
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Gunpowder cartidge used to power powder- actuated fastening tools.
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9
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The number of times or rate a motor componet or accessory drill bit completes one full rotation every minute.
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11
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A granular abrasvie used to make sandpaper or appled to the surface of a grindnig wheel to give it a nonslip finish.
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19
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A very hard material made of carbon and one or more heavy metals. Commonly used in one type of saw blade.
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21
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the smooth part of a drill bit that fits into the chuck.
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23
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A tool with a sprial cutting edge for boring holes in wood and other materials.
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24
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A clamping device that holds an attacment; for example, chuck on power drills.
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