are Corrosion resistant and are mandantory for working in environments contaning flammable solid, liquids and gases. Copper Titanium Hand Tools are Certified for Safety as per IS 4595:1969 (2006) Standards.Copper Titanium Sledge Hammers come with High Quality Wooden Handles. Copper Titanium Tools are also certified for safe use in magnetic fields upto 3 Tesla. Copper Titanium Hand Tools are 100% Beryllium Free and are much stronger than Aluminium Bronze Tools Do not use cheater bars or use external leverage.