Hard-Drills from TTP : Designed and developed from feedback from engineers in workshops TTP cobalt steel Hard Drills have been designed to make drilling easier when drilling harder steels and metals. Designed to drill through the toughest and hardest of abrasive materials they are ideal to use for drilling into stainless steel, titanium, cast iron, spot welds, leaf springs even Hardox - Our cobalt drill bits are available as singles, packs of 10, or in drill bit sets in Imperial or Metric sizes. TTP CUT-IT cutting paste - High quality lubricant for drilling and cutting. CUT-IT is a high quality metal and drilling lubricant in paste form, suitable for reaming, tapping drilling and metal forming. CUT-IT provides outstanding separation and cooling when drilling, increases the life of tools and is suitable for all metals. Suitable For All Metals Steel Aluminum Copper Stainless Steel Chromed Steel If you are repeatedly drilling steel and hardened metals and are looking for a more efficent and cooling way to drill - use TTP CUT-IT available in 500ml.