Established in 1964 in Presezzo (Bergamo, northern Italy) Tornilastra Srl is a metal mechanic company specialized in metal spinning. Tornilastra Srl supplies top-quality spun metal parts made of stainless steel, aluminium and carbon steel and entirely manufactured in Italy.Tornilastra is leading manufacturer worldwide of BoltShield metal protection caps for bolts and nuts. BoltShield�are screw-on metal caps designed to protect stud bolts and nuts from thread damage and dirt, and to considerably help prevent rust and corrosion. By using BoltShield�caps you will extend the life of stud bolts and nuts and make maintenance and repair easier and faster. This will help to reduce expensive plant downtimes, thus saving money and time. BoltShield�are used in refineries and petrochemical plants, commonly installed on heat exchangers, reactors and process equipment operating at temperatures up to 550�C.