The alloy blade adopts high-grade welding, with stable quality and high efficiency, and can be used for various floors. Name: Router Drill Bit Material: Carbide Color: Yellow Blade - Industrial Grade Carbide Length: 3 inches (76 mm) Shaft: 1/2 inch (12.7 mm) Highly sharpened, sharp blade cuts without burrs and edges High wear resistance, high-precision grinding technology, superior wear resistance Unique head design, smoother chip removal Adopting high-frequency welding technology, strong, durable and long service life Coating Baked heat-resistant coating prevents the accumulation of sawdust, resin and asphalt. Package Included 2 x Router Drill Bit Only the above package contents, other products are not included. Note: Light and different monitors may cause the color of the item in the picture to be slightly different from the actual object. The measurement allowable error is +/- 1-3 cm.