Compatibility: Designed to work with a range of cordless circular saws, including DC390K, DW936, DC300, DC310, DCS391B, DCS393, and DC390B. Also compatible as a replacement part for DW936 Type 2. Fits the original edgeguide mounting points for a proper fit with these models. Function: Serves as a direct edge guide for circular saws to help keep cuts straight and consistent. Installs as a replacement for worn or damaged edge guides to restore the saw's guided cutting performance. Easy replacement: Allows quick, efficient swapout of old or worn edge guides to minimize downtime and get you back to work faster. Replacement is straightforward and intended to match OEM dimensions so setup and alignment remain consistent. Reliability and versatility: Acts as a dependable replacement part that extends the useful life of your saw. Because it is compatible with multiple models and the DW936 Type 2, it increases the flexibility of your toolset when you need a ready spare on the job. Practical performance: Restores guided cutting accuracy and repeatability so you can maintain clean, straight cuts across repeated workpieces. Ideal for or jobsite use where consistent cutting results are required. Use scenarios: 1. Replacing a worn edge guide on a cordless circular saw at a jobsite to restore straight ripping and reduce rework. 2. Keeping a spare guide in your tool bag for quick field replacement during cabinet or trim installation to avoid project delays. 3. Swapping out a damaged guide before a plywood or flooring layout to ensure consistent edge guidance across long cuts. Key attributes at a glance: Function: circular saw edge guide / replacement part Compatibility: DC390K, DW936 (including Type 2), DC300, DC310, DCS391B, DCS393, DC390B Fit: designed to match OEM mounting points and dimensions for these models Benefit: quick replacement, reduces downtime, restores guided cutting performance This guide is a practical replacement option to keep your compatible cordless saws performing reliably and help maintain consistent, accurate cuts.