1、Multiple Sizes: This plug cutter drills bit set comes in a variety of sizes with 5/8 inch, 1/2 inch, 3/8 inch, and 1/4 inch outside diameters for multiple sizes of use, and the 1/4 inch is ready to be plugged into a power tool drill table and more. 2、Multifunctional: This wood plug cutter drill bit is multifunctional, fits tightly into the plugs and drills concealed screw holes securely and seamlessly, giving woodworking joints a sleek, professional look. 3、Compact And Lightweight: This metal straight wood plug cutter bit is small in size and light in weight, which makes it very convenient to carry around with you and use, and easy to install. 4、Excellent Carbon Steel Material: This cork drill bit is made of excellent carbon steel material, which is sturdy and abrasion resistant, not easy to be damaged and has a long service life, with excellent abrasion resistance, which ensures a long service life even with frequent use. 5、Wide Application: This cutting tool cork drill bit has a wide range of applications, which can be used in woodworking industry, home decoration, handicraft, construction, decorative fields and so on.