[Cutter Size] Shank Diameter 8mm, 3 Sizes Blade Diameter: 35mm, 38mm, 50mm. [Premium Material] Made of hard alloy steel, high hardness and heat-treated blade is sharp and smooth. With coated surface, it is rust-free and has a long service life. [Widely Used] The 45 degree miter cutter can be used for wooden doors/windows/drawer floors that work in mitered or parallel joints. This carbide router bit is suitable for wood, MDF, chipboard, and plywood compact panels. [Applicable Machines] Compatible carving tool with 8mm shaft diameter, which is suitable for router table or tabletop woodworking engraving machine, such as: B. Portable CNC handheld and table-mounted router bits. [Router Bit Design] High hook and shear angle processing in router bits, smooth cutting in bearings, distinction, division. Size:3PCS 45 Degree Lock Miter Router Bit 45 Degree Lock Miter Router Bit Specifications: Blade Material: Tungsten Carbide Alloy Housing Material: 45# Carbon Steel Blade Diameter: 1/4" Blade Diameter: 1/4" Blade Length ... Shank: 8 mm Cutting diameter: 35 mm; 38 mm; 50mm / 1-3/8", 1-1/2", 2" Total Length: 51.5mm / 53mm / 62.5mm Other Detail: Please note the picture Features: These miter cutters made of high quality steel are durable and sturdy. The cutters through heat treatment, heat-resistant Teflon coating, the blade is sharp and smooth. The 45-degree designed miter for locking creates locking miter joints in no time, which could make two blocks of wood or wooden boards firmly connected to each other at 90/180 degrees. > Package Content: 3Pcs × 45 Degree Miter Cutter Note: 1. The These cutters are only intended for industrial cutting/engraving. When not in use, please put them in the packaging. 2. These cutters are suitable for compact panels made of wood, chipboard, MDF, and plywood; please avoid cutting ferrous metals and non-wood materials such as ferrous steel, sand, etc. 3. Please wear good protective measures in case the wood chips damage your eyes. 4. Please choose the 1/2 inch or 12 mm shank version if you are working with high-hardness materials.