Ready to take your ski and snowboard edges from good to genuinely great? Enter the Swix Medium Racing Diamond Stone. This powerhouse Swix tool, boasting a #400 grit surface, isn't just about sharpening, it's about refining. After you've tackled the initial coarse grinding, this Swix stone steps in to deliver a smooth, mirror-like finish that's crucial for optimal glide and control on the snow. Its generous grinding area means you spend less time working and more time carving up the slopes. For anyone serious about maintaining razor-sharp edges and pushing their performance limits, this lightweight and portable diamond stone is an absolute essential for on-the-go tuning.