N/a manufacturer / supplier in China, offering 6*45° *0.1*22*45mm Pointed Tip Engraving Bit End Mill Tapered Flat Bottom Tip for Woodorking Plastic, 6*30° *0.4*22*45mm Wholesale CNC Engraving Knives - Single Point Milling Cutter for Signage & Trophy Making, 4*60° *0.2*22*42mm Durable Column Point Flat Round Bottom Router Bits Design for Acrylic Wood 3D Sculpting and so on.