1、Multi Specifications: Provide two corner templates with 8 radius options, R10, R15, R20, R25, R30, R35, R40, R50, to meet your different trimming tasks without the need to purchase multiple corner radius jigs 2、Aluminum Alloy: The main body of the radius template is made of aluminum alloy material, with anodized finish, ensuring high hardness, erosion resisting, long service life, and suitable for various environments 3、Easy to Operate: Simply loosen the brass screw, adjust the desired angle or replace the template, tighten the screw to start using; Simple structure without complex fixed parts, ensuring fast and accurate locating 4、Woodworking Tools: These round corner radius jigs are practical and professional woodworking tools, suitable for as auxiliary tools when cutting curves required for photo frames, chairs, tables, and other wooden furniture 5、Versatile Use: Equipped with two 4 in 1 radius jigs and two trimming bits, allowing you to trim the edges and corners of the wooden boards and cut the outer radius, portable and practical, improving your work efficiency Item Type: Corner Template Set Material: Aluminum Alloy Bit Edges Length: Approx. 30mm / 1.18in Bit Overall Length: Approx. 83mm / 3.27in Bit Shank Diameter: Approx. 6.35mm (1/4 inch) Bit Edges Diameter: Approx. 7mm / 0.28in Specifications: R10, R15, R20, R25, R30, R35, R40, R50 2 x Corner Templates 2 x Trimming Bits 2 x Bit Storage Boxes