This product is used for slotted, wood screw holes.Woodworking cutter designed for portable and desktop woodworking engraving machine design, can not be used in electric drill, drilling machine and the like. can be hardwood, cork, wood and other synthetic wood processing workers smooth surface, but to avoid the processing of copper, iron and other metal materials and sand, stone and other non-wood materials.Wide Usage,made of quality high, with trait of high toughness, extremely wear , high speed cutting, high hardness, abrasion , improve work efficiency and long service life.Name:Extra Long Straight Router BitUse:Woodworking Tools diameter: 8mmLength: 113mmMaterial:Hard alloycolour:yellowPackage Contents:1 * Straight Router BitOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.