AlBr Bricklayer Hammers Home › CS Unitec Aluminum Bronze (AlBr) Alloy Non-Sparking Tools › AlBr Bricklayer Hammers CS Unitec Non Sparking Bricklayers' Hammer 1.54 lbs Aluminum Bronze Ex112-0700ARegular Price: $126.23On Sale For: $114.75 CS Unitec Non Sparking Bricklayers' Hammer 1.98 lbs Aluminum Bronze Ex112-0900ARegular Price: $147.49On Sale For: $134.08 Aluminum bronze tools are high quality, non sparking, non magnetic, corrosion resistant tools. THey help fulfill demand in ATEX directive 94/9/EC for work in zones 1, 2, 21 and 22. This means that they are safe to use in an atmosphere where a mixture of air and flammable substances in the form of gas, vapor air mist or dust is likely to occur in normal operation occasionally. They have a hardness of 23-35 HRC, making them not quite as durable as CuBe tools. They also have low magnetism due to minimal ferrous components, making them appropriate for non-critical non-magnetic applications.