RS Kunststofftechnik specialises in cover caps for screwed connections, particularly for long bolt protrusions, counter nuts and U washers. We also have caps for special screws, round nuts, HT bolts, Hytorc. By manufacturing tools in-house, we can provide special solutions extremely quickly. Every conceivable variation of width across flats, cap height, disc height and disc diameter is possible. Optimum protection against: Dirt, damage, corrosion, injury.