Description: This 4pcs 6.35mm Shank Router Bits Set is designed for both woodworking enthusiasts and professionals, offering durability and precision in every cut. Made from high-quality alloy, the bits ensure long-lasting use and superior performance. The 1/4 inch shank is compatible with most woodworking machines, making it versatile for various projects. The set includes a variety of R corner sizes (R1/8", R1/4", R3/16", R5/16"), suitable for trimming edges and creating smooth round corners. Each bit features a sealed bearing for smooth, accurate cuts, enhancing your woodworking projects and finishing tasks. Specifications: Material: High-grade alloy Size: 1/4 inch shank Set includes: R1/8", R1/4", R3/16", R5/16" corner rounder blades Package includes: 1 x R1/8" corner rounder knife 1 x R1/4" corner rounder knife 1 x R3/16" corner rounder knife 1 x R5/16" corner rounder knife 1.Premium quality alloy for durability and long-lasting use. 2.1/4 inch shank for compatibility with most woodworking machines. 3.Wide range of R corner sizes (R1/8", R1/4", R3/16", R5/16") for various woodworking needs. 4.Suitable for trimming edges and creating smooth round corners. 5.Ideal for woodworking enthusiasts and professionals.