Processing Range----for cutting/engraving/carving/drilling/sculpting/milling in materials like MDF, acrylic, density board, wood, wood, plastic, PVC, PVC expansion sheet, PP, ABS, etc. High Efficiency----bits possess sharp edge which is able to engrave quickly which makes high efficiency; , high precision and not easy to break; it is smokeless and burr-free when processing Perfect Cutting----the one flute, larger spiral chip space and mirror polishing of the CNC router bit make non-stick crumbs, smooth cutting and chip removal Dimensions----Shank Diameter(SD): 1/8 inch (3.175 mm); Cutting Edge Length(CEL) / Flute Length: 22 mm; Total Length (OAL): 38.5mm Color: Silver Immediately stop processing if there are any abnormalities when using the CNC Router Bit and find out the reason for reprocessing. Pay attention to the wear condition of the cutting edge and check the CNC Router Bit timely. The blade product is not intended for persons under 18 years of age. The item is only used for