Alloy Cast Iron Made Coolant Fed Drill is provided with long blades and the wave edges are most suited for chip mounting. The Coolant Fed Drill is made from a special alloy cast iron that shows high temperature strength. Coolant Fed Drill is mainly used for drilling into steel, cast iron, chilled cast iron, malleable cast iron, non-ferrous heavy metal, non-ferrous light metal and abrasive plastic. Uttam Tools, an ISO 9001:2000 awarded company that manufactures Alloy Cast Iron Made Coolant Fed Drill.