Alloy blade with high-grade welding, stable quality, high efficiency, It can be used to produce all kinds of flooring. Name: Router bit Material: Carbide Color: yellow Blade - industrial grade carbide Length: 3 inch(76mm) Shaft: 1/2 inch(12.7 mm) Highly sharpen, blade cutting smooth no burr, no edges High abrasion resistance, high-precision grinding technology, superior abrasion resistance head design, chip removal more smoothly Using high-frequency welding technology, strong, , and long service life Coating Baked on heat coating prevents build-up of sawdust, resin, and pitch. Package Included 4 x Router bit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.