1、ALUMINUM ALLOY: The guide bracket is made of aluminum alloy material, which is light in weight, wear and corrosion resistant, and has a long service life. 2、ACCURATE CUTTING: This trimming machine backer has a compact structure, with fine processing, the rollers run along the curve to ensure precise cutting. 3、FOR WOODWORKING: Multifunctional opening guide bracket, specially used for wood trimming machine, slot milling machine, etc., with strong practicability. 4、INCLUDED TOOLS: Equipped with positioning pins, cross screws, bushing and bushing lock ring, this kit can be easily installed on woodworking power tools. 5、STANDARD SIZE: These drill guide tools come in standard sizes, with accurate positioning and drilling, and can ensure stable operation after installation.