11Pcs Drill Bits Hole Saw Cutting Set Cutter Hole Saw Wood Metal Cutter Round Case

•Hole saw bimetal set for metal and wood. Set of Polish wood and wood hole saws. The hole is used for drilling precise holes in: - wood, - wood materials, - plastic, - aluminum, - brass, - steel, - stainless steel. The set consists of 13 hole saws, a 300mm extension, 2 handles for hole saws and a plastic case. Technical data: Material: alloy steel Number of elements in the set: 17 Sizes of hole saw : 19, 20, 22, 25, 29, 32, 35, 38, 44, 51, 57, 64MM

•Hole saws are used to cut perfectly round holes in a wide variety of materials.

•A hole saw is designed to attach to a power drill and rotate at a high speed. As the saw spins, the teeth cut into the chosen material, removing a circular piece (slug) as it saws through.

•A hole saw (also styled hole saw), also known as a hole cutter, 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. It is used in a drill. Hole saws typically have a pilot drill bit at their center to keep the saw teeth from walking.