Reinforced concrete fixings Fixings for screws with rolling metric pitch FROLM FROLM €12.77 ROLLER fixings are designed to be fixed by means of screws with metric pitch.The type of thread allows a wide flexibility of applications as it can be draw on all standardized productson the fastening and boltingmarket (Esagonal head, Allen, threadedbars,...) and as regards materials, burnished, galvanized or stainless steel screws. Add to cart