Online Google Dictionary

countersink 中文解釋 wordnet sense Collocation Usage Collins Definition
Verb
/ˈkountərˌsiNGk/,
Font size:

countersinks, 3rd person singular present; countersunk, past participle; countersinking, present participle; countersunk, past tense;
  1. Enlarge and bevel the rim of (a drilled hole) so that a screw, nail, or bolt can be inserted flush with the surface

  2. Drive (a screw, nail, or bolt) into such a hole

  1. set: insert (a nail or screw below the surface, as into a countersink)
  2. a hole (usually in wood) with the top part enlarged so that a screw or bolt will fit into it and lie below the surface
  3. counterbore: a bit for enlarging the upper part of a hole
  4. A countersink is a conical hole cut into a manufactured object, or the cutter used to cut such a hole. A common usage is to allow the head of a countersunk bolt or screw, when placed in the hole, to sit flush with or below the surface of the surrounding material. ...
  5. a conical recess, typically machined around a hole to admit a screw so that it sits flush with a surface; to create such a conical recess
  6. (Countersinking) Expositional redundancy, usually performed by an author who isn't confident of his storytelling: making the actions implied in the story explicit. ”'Let's get out of here,' he said, urging her to leave.” (Lewis Shiner)
  7. (Countersinking) Machining or coining operation to generate a conical angle on a hole.
  8. (Countersinking) Process of making a cone shaped enlargement at the entrance of a hole. Countersinkng may be performed on either a lathe or a drilling machine.
  9. (Countersinking) The act of producing a beveled edge at the top of a hole so that a screw might be enabled to sit flush with the part.
  10. (countersinking) Beveling or tapering the work material around the periphery of a hole creating a concentric surface at an angle less than 90° with the centerline of the hole for the purpose of chamfering holes or recessing screw and rivet heads.
  11. The action of using a special tool to radius the inside of a hosel in order to help provide a measure of protection, particularly for a graphite shaft. Typically heads are countersunk at a 20-degree angle. ...
  12. to set the head of a screw at or below the surface of a material. We countersink screws into the fingerboard on the Baby Taylor and Big Baby, where the fingerboard extension rests on the top.
  13. Beveling the mouth of a hole or cavity so that when it is drilled through no burr will be left, or to enlarge a portion of a hole tapered at a specific angle and to a certain diameter.
  14. An angular beveling or flaring of the end(s) of a hole, outer edge of a counterbore, or at the bottom of a counterbore, that does not extend to the OD or counterbore diameter.
  15. A multi diameter drill bit used to create a stepped, multi di ameter hole, allowing a screw or bolt head to be recessed below the surface of an item. Also the operation of drilling a “countersunk” hole. Used in drilling mounting holes in trophy bases, caps, etc.
  16. The chamfered end of a hole that receives a flat head screw.
  17. To insert a suitable screw into a surface so that its head does not protrude above that surface. This is achieved by using counter sink screws in a hole 'countersunk' with a conical-shaped cutter.
  18. Area where a fastener is recessed below the surface of the millwork.
  19. is used to indicate a countersink. The symbol precedes the dimensions of the countersink with no space
  20. a bevel or flare at the end of a hole.
  21. A chamfered hole that allows bolt and screw heads to be flush or below the part surface.
  22. A conical-shaped recess around a hole, often used to receive a tapered screw.