Description With the wide variety and hardness of metals in use in industry today, it is becoming increasingly difficult to find a drill bit that will instantly and accurately penetrate metal surfaces without centre punching and which will really stand up to the rigours of everyday use. How does Cobra Gold H.S. work? COBRA GOLD DRILLS give excellent performance in stainless steel, cast iron, meonite castings, alloys, steels and most non-ferrous metals, even in plastic. COBRA GOLD DRILLS are exceptional when used for the removal of broken screws, bolts, or studs, especially in aluminium cases. COBRA GOLD DRILLS are particularly effective in drilling out tensile bolts and socket head cap screws and the removal of spot welds. Key Features and Benefits of Cobra Gold H.S. Manufactured from Cobalt High Speed Tool Steel Remains sharp No centre punching High Performance with difficult metals Low heat transfer Wear resistant· 4 to 5 times the life of a normal drill Resistant to breakage
