Wide compatibility: This circular saw edge guide is designed to fit a range of saw models including DC390K, DW936, DC300, DC310, DCS391B, DCS393, and DC390B, ensuring a seamless integration with your existing power tools. Cutting performance: The guide features a stable construction and precise design to help you achieve straight, clean cuts with ease. It is a practical accessory for both professional carpenters and DIY enthusiasts aiming to improve project accuracy. Quick and easy installation: Designed for fast replacement of old or worn edge guides on your saw, this guide minimizes downtime and lets you get back to cutting tasks quickly. Longlasting construction: Crafted from robust metal materials, this edge guide is built to withstand regular use and maintain consistent accuracy and reliable performance throughout woodworking and construction projects. Use scenarios: Cabinetmaking and trim work: achieve precise, straight cuts for shelves, face frames, and trim pieces with confidence. Framing and plywood projects: perform long rip cuts and accurate straight cuts on sheets and framing lumber. Renovation and remodeling: worn edge guides on existing saws to restore accuracy and reduce errors during repeated cuts.