cap screw

American  

noun

1. 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.

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cap screw British  

noun

1. 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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Etymology

Origin of cap screw

First recorded in 1880–85

Example Sentences

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

From Handwork in Wood by Noyes, William

Tighten every other cap screw until all are down enough to hold wheel in place, making sure it is square on the hub.

From Essex Terraplane Six 1933 Owner's Manual of Information by Anonymous

Remove one cap screw in the lowest position and insert the handle of the wrench through the screw hole into the hub.

From Essex Terraplane Six 1933 Owner's Manual of Information by Anonymous

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.

From Essex Terraplane Six 1933 Owner's Manual of Information by Anonymous