countersinks

Creates flush screw-heads

Countersinks is the plural of countersink, a conical hole drilled to allow a screw or bolt head to sit flush with or below the surface.

Also the tool used to create such holes.

As a verb, to countersink is to drill this recess or to drive a fastener into one: He countersinks the screws so they won't snag on anything.

machining

chamfer

Angled corner cut

  • deburrRemove rough edges
  • reamerHole-enlarging cutting tool
  • latheRotating shaping machine

milling · tolerance · precision · metalworking · fabrication · flute · tapping · threading · broaching · grinding

woodworking

chamfer

Angled corner cut

millwork · trim · dovetail · mortise · tenon · router · chisel · hardwood · softwood · plywood

geometry

cone

Tapered solid, circular base

  • taperNarrow gradually toward point
  • angleGeometric measure of rotation
  • bevelSloped edge or cut

chamfer · depression · recess · flare · profile · diameter · depth · concentric · slope · degrees

fastening

screws

Threaded metal fasteners

  • boltsThreaded metal fasteners
  • flatheadStraight-tipped tool or fish
  • flushSame suit, five cards

socket · anchors · washers · rivets · nails · brackets · connectors · fixings · joints · assembly

tool

bit

Small amount or portion

cutter · carbide · coated · shank · deburring · adjustable · combination

Categories
Opposites
hole geometry/profile

countersinkscounterbores

Enlarged hole openings

pilot holes · surface-mount · blind holes

material removal direction

countersinksboring

Failing to engage interest

blind holes

Family

countersink, countersinking

Familiarity
Top 500,000
Profile
Used worldwide · Timeless · Concrete · Rated G