Feature: *New and unused *Five Flute Chamfer Debur Countersink 1/4Inch Hex Shank. *There are 6 sizes 6mm8mm9mm12mm16mm19mm you can choose according to your needs *Great for sinking 90 Degree holes into wood and soft metals in preperation of countersunk screws. *Heat treated carbon steel blades ensure good tool life. *Cut quickly and easily in wood, soft metal, rubber, plastic and other machinable materials. *Perfectly centered holes every time properly seated screw heads. Specification: Type: 5 Flute 90 Degree Countersink Drill Bit Material: Metal Color: Goldas picture SizeAs picture Model:6mm8mm9mm12mm16mm19mm(optional) Quantity: 1Pcs Application scenario:Chamfer Debur Package Included: 1*Countersink Drill Bit Notes: 1. Due to various factors such as monitor brightness and light brightness, the real color of the item may be slightly different from the pictures shown on the website. 2. Please allow slight manual measurement deviation in the data.