Flooring grille for pig pen has removable metal plates fitted across some bars which have rough upper surface and are coated with functional layer to improve grip and keep pig's nails short

摘要

Flooring grille (1) for a pig pen has removable metal plates (3) fitted across some of the bars. These have a rough upper surface and are coated with a functional layer (4). This improves grip and keeps the pig's nails short.