HSS TiN Metal Drill Bit Set 6pc is ideal for professional use as the drill bits have a titanium-nitride coating, this means that they produce minimal levels of friction and therefore reduces friction deposits, keeping the work area clean and tidy and not causing any damage or staining.<br><br>The HSS construction ensures these drill bits are suitable for alloyed and non-alloyed steel.<br><div><div><ul><li><div>Diameter (D)</div><div>2,0 / 3,0 / 4,0 / 5,0 / 6,0 / 8,0 mm</div></li><li>High Speed Steel HSS</li><li>Split Point</li><li>Chisel Edge</li><li>Cylindrical Shank</li><li>Driver Drill</li></ul><div></div></div></div>