Tungsten 10pcs 3.175mm CNC Spiral Router Bit for Wood Acrylic PVC

High-quality steel: The cutter is made of high-quality tungsten steel for long life and durability. ☑ Application: These drill bits are suitable for all aspects of milling and are suitable for both manual and automatic routers, as well as the most complex CNC machines and engraving machines. High Efficiency: These tips have sharp edges that allow for rapid engraving. Can improve service life and improve efficiency. HIGH QUALITY CRAFT: These drill bits have resistance to bending and wear. Grooved, perforated and edged surfaces are clean and tidy. ☑Dimensions: Shaft Diameter (SD): 3.175mm; Blade Diameter (CED): 1/8" (3.175 mm); Blade Length (CEL); Flute Length: 22 mm.); Overall Length (OAL): 38.5 mm