Size6mm stem; cutting diameter: 6mm / 8mm / 10mm / 12mm / 18mm. Scope of useIdeal for wood carving, root carving, tea table making; it is more suitable for metallic/non-metallic parts with high surface finish. Maximum qualityYG6 carbide cutters and #45 steel shank. Premium YG6 carbide cutters for long lasting performance. DurableIndustrial grade carbide ball bearing blades provide increased strength and maximum durability. For use on CNC milling machines and other automatic routers, as well as desktop and portable milling machines. Easy to UseThis bit allows you to cut dovetail joints with the precision and the accuracy found in drawers and furniture. Round nose cutters for cutting, chamfering, slotting and general ornamentation. Quantity delivered: 5 pieces