Features The Heller HSS-CO Cobalt is made of a special HSS steel with a 5% cobalt content. It's the premium solution for the toughest challenges in stainless steel and metal. Precise response when positioning the bit due to its split point and 135° point angle as well as excellent dimensional accuracy also characterize this drill bit. The HSS-Co Cobalt also scores with its excellent concentricity acc. to DIN 1414. Specification Unbeatable in high-alloy steel and stainless steel - the perfect solution for the most challenging drilling Made of special HSS steel with 5% cobalt for extremely long life Pinpoint centring thanks to split point grinding and 135° point angle Precision tool as per DIN 338 RN for outstanding dimensional accuracy of the hole Excellent concentricity as per DIN 1414 Drill Bit Size - 12.5mm KINDLY REMINDER: Delivery to the UK Highlands, Channel Islands, Northern Ireland, Isle Of Wight, Isle Of Man and the following postal code areas: BT, FK, KA (1-30), PA(1-49), PA(60-78),PA80, PH, PH(11-40), PH(41-44), PH(49-50), AB, IV, KW, ZE, GY(1-10), JE(1-5), PO(30-41), IM, IR, HS are excluded from our standard delivery charge and may incur extra costs.