DescriptionMade of high-speed steel material, durable and long service life. Suitable for wood, plastic, PVC, Acrylic, CNC data processing center, carved, high-speed machines. Included a transparent receive box to help you keep it more easily, avoid lost and daily storage damage.Features- Color: Silver - Material: High-speed steel - Size: 6.50X1.00X1.00cm/2.55X0.39X0.39inch. - Suitable for side milling, end milling, finish machining, which is convenient to use. - The of end mill bits is sharp, process the heat treatment materials with high speeds, reduce changing times and improve the production efficiency. - Creative shape design, effectively reduces cutting resistance, and durable, convenient for chip removal, further improve machining efficiency. - High-speed steel, high hardness, good wear resistance and durability. - There are 7 pcs mill cutters for you to replace and use for a long time.