Specifications:Great router bits for hand making a drawer or other woodworking.It has solid high hardness carbon steel shank body with plastic-sprayed surface.This perfect router bits is specially designed for wood trimming and slotting.The 1/4"shank type is suitable for employed in European and American countries such as United States, Britain, French and so on.The 6mm shank type is appropriate for using in countries like Russia, Germany, Spain, Pakistan, etc..Item Name: Router BitQuantity: 4Pcs/SetHead Material: YG6 AlloyBody Material: 45 Carbon Steel, Plastic-sprayed SurfaceFeatures: Durable, High Hardness, Wood Cutting ToolShank Diameter(Optional): 6.3mm/0.25", 6mm/0.23" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:4 x Router Bits