CAP SCREW Definition & Meaning

cap screw

noun

a fastener for machine parts, threaded along the whole length of its shank and held by threads tapped in the hole in which it is screwed.

cap screw

noun

a screwed bolt with a cylindrical head having a hexagonal recess. The bolt is turned using a wrench of hexagonal cross section

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�y��vlog History and Origins

Origin of cap screw¹

First recorded in 1880–85

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Example Sentences

Examples have not been reviewed.

Snap a ridged clamp around the neck of the bottle, then a cap screws onto it, preserving the wine’s fizz and sparkle for several days.

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When the heads of cap screws are finished they are designated as “milled heads.”

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When replacing the wheel, place the handle of the wrench through the lower cap screw hole, lift up on the wrench so that the wheel will clear the ground and push in place.

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Then the two are held firmly together with the left hand until the cap screw is turned tight.

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The cap screws were made from steel pump rods.

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