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  2. Hole saw - Wikipedia

    en.wikipedia.org/wiki/Hole_saw

    Tungsten carbide hole saw with arbor A 52 mm (2.0 in) hole saw with pilot bit A 115 mm (4.5 in) diamond hole saw. A hole saw (also styled holesaw), also known as a hole cutter, [1] is a saw blade of annular (ring) shape, whose annular kerf creates a hole in the workpiece without having to cut up the core material.

  3. Annular cutter - Wikipedia

    en.wikipedia.org/wiki/Annular_cutter

    An annular cutter (also called a core drill, core cutter, broach cutter, trepanning drill, hole saw, or cup-type cutter) is a form of core drill used to create holes in metal. An annular cutter, named after the annulus shape , cuts only a groove at the periphery of the hole and leaves a solid core or slug at the center.

  4. The Best Hole Saws for Creating Perfectly Round Holes in a ...

    www.aol.com/lifestyle/best-hole-saws-creating...

    7-Piece Hole Cutter Set. $179.99. amazon.com. More. 6-In. Bi-Metal Non-Arbored Hole Saw. If you need to make large holes for vents or can lights, consider this six-inch Lenox saw. The large teeth ...

  5. Countersink - Wikipedia

    en.wikipedia.org/wiki/Countersink

    A cross-hole, "Weldon style" or "zero flute" countersink is a cone-shaped tool with a cutting edge provided by a hole that goes through the side of the cone. The intersection of the hole and cone form the cutting edge on the tool. The cone is not truly symmetrical as it is essential that the cone retreats away from the cutting edge as the tool ...

  6. Drill bit - Wikipedia

    en.wikipedia.org/wiki/Drill_bit

    Drill bit. From top: Spade, brad point, masonry, and twist drills bits. Drill bit (upper left), mounted on a pistol-grip electric drill. A set of masonry drills. A drill bit is a cutting tool used in a drill to remove material to create holes, almost always of circular cross-section. Drill bits come in many sizes and shapes and can create ...

  7. Reamer - Wikipedia

    en.wikipedia.org/wiki/Reamer

    A reamer is a type of rotary cutting tool used in metalworking. Precision reamers are designed to enlarge the size of a previously formed hole by a small amount but with a high degree of accuracy to leave smooth sides. There are also non-precision reamers which are used for more basic enlargement of holes or for removing burrs.

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