Perfect your ski and snowboard edge tuning with the Swix Red Gummy Stone Hard, the essential finishing tool that transforms rough-filed edges into performance-ready perfection. This hard-grade gummy stone excels at polishing and light to medium edge cleanup, smoothing away micro burrs and imperfections left behind after filing to deliver the razor-sharp, glass-smooth edges that serious skiers and snowboarders demand. Whether you're a weekend warrior maintaining your own gear or a ski technician perfecting customer equipment, this reliable stone provides the controlled abrasive action needed to eliminate those tiny metal fragments that can compromise edge grip and overall performance on the mountain.