Rex Roto Brush Horsehair 100mm is a professional-grade roto brush designed for effective wax polishing and base cleaning. The natural horsehair bristles are ideal for brushing out glide waxes, especially in colder conditions, and for finishing melt-on waxes. Sized at 100mm for quick, even coverage, it’s perfect for tuning multiple pairs of skis efficiently. Compatible with standard 100mm roto shafts and drill attachments.