13PCS Hole Saws, Set of 13 Carbide Hole Cutters Alloy Drill Bit TCT Metal Hole Saws for Stainless Steel Iron Copper Plastic Wood (16-53mm)

13pcs Hole Saw Set. The kit contains 13 different diameter drill bits in 6mm, 18mm, 20mm, 22mm, 25mm, 26mm, 28mm, 30mm, 35mm, 40mm, 50mm, 53mm. You can choose according to your actual drilling needs, the full size to meet your needs. Tungsten carbide teeth to quickly cut round and clean holes, precise and clean hole with quick removal of residues and ensure efficient work, so that the hole does not easily occur at collapse phenomenon. Tungsten carbide of each part of the hole saw is made of tungsten carbide which has been heat treated and has good hardness; the has been coated to ensure good corrosion resistance and good rust resistance to ensure performance and service life. Tungsten carbide hole saw kit, suitable for general sheet metal drilling. Such as drilling stainless steel, iron, cast iron, aluminum alloy, etc. Ideal for hand drill and table drill.