Rupes Da Coarse High Performance Cutting Compound 1lRupes DA Coarse High Performance Cutting Compound 1L The all new Rupes DA COARSE is Rupes' latest high performance compound designed for maximum efficiency. This fast cutting compound is ideal for users who want the effective removal of moderate to severe defects on any type of paint. The formulation is optimized for best performance if used with Coarse de Rues foam pad, DA wool pads (Wool pads) or microfiber discs with BigFoot Dual Action polishers,