Innovative Safety: Our cutter base rail features an adjustable design that securely locks the cutter base within the 145mm to 208mm range. A saw die positioning clamp ensures stable cutting. Easy Adjustment: This woodworking cutter rail tool is designed for optimized positioning and is easily adjustable to suit various projects, meeting your cutting needs and helping you create personalized cutting solutions. Practical Functionality: Our cutter base rail features a two-way reverse ring design, enhancing rail stability and ensuring precise cutting to your exact dimensions. Durable and Long-lasting: This cutter base rail is made from high-quality PC components, making it ideal for professional woodworkers and hobbyists. Its robust yet lightweight design helps you easily create beautiful wood carvings. Easy Cutting: This basic milling cutter rail is meticulously designed for precision cutting and milling tasks, saving you a lot of hassle and making it the perfect partner for 4-inch dust saws and marble cutters.