wesleydrill 5 pcs Countersink Drill Bit Set，82 Degree Counter Sink， Fit for Sink Holes into Most Machinable Metals, Plywood, Softwood, Hardwood, Fiberglass Plastic, Mild Steel

[Specifications and packaging]: Countersink drill bit set includes 5 pcs countersink bits and 1 pc aluminum carrying case.Include size:1/4"", 3/8"", 1/2"", 5/8"", and 3/4"". [Function]: Countersink drills can be used to drill holes in most workable metals, plywood, softwoods, hardwoods, fiberglass plastics and mild steel. [Material]: Metal countersink bits are made of industrial grade high speed steel for durability and each countersink is coated with a black oxide coating to prevent corrosion. [Advantage]: The five-edged design with 82-degree counter sink removes chips faster and dills hole smoother and the special design can ensure that 82-degree counter sink can extend service life. [Special 82-Degree Tip Drills]: 82 degree counter sink can drill holes in almost any material because of its unique design and high efficiency.It is very convenient for you to use it.