【Sharp Carbide Tipped Router Bits】 Precisely machined sharp YG8 tungsten carbide blade makes clean and accurate cuts on all types of wood. With two cutting edges, our router bits set surpass single-edge bits in making smooth cuts. | 【Compatible Universal 1/4" Shank】Universal 1/4" shank is compatible with all major router instrument (either handheld or benchtop router table). | 【Widely Applications】 These tongue and groove router bit set is truly versatile for your extra convenience. Perfect for edging, trimming, veining and grooving in all woodworking projects. | 【Durable Construction】Hardened solid alloy steel construction with a powder coating finish for durability and longevity. It is very well constructed, sturdy, and very reliable. | 【Well Storage and Carry Case】Comes with aluminum storage case for easy storage and organization. Sturdy and protect the bits while traveling to work. Box is marked with scale and can be placed back in the correct position after use.