General description The Heller HSS-Co Cobalt Drill Bit 11.0mm is engineered for the toughest drilling tasks in stainless steel and metal. Made from a special HSS steel with a 5% cobalt content, this drill bit offers exceptional durability and performance. Its design features a split point and a 135° point angle, ensuring precise positioning and excellent dimensional accuracy. Technical specifications Material: HSS steel with 5% cobalt Drill Bit Size: 11.0mm Point Angle: 135° Concentricity: Excellent, according to DIN 1414 Dimensional Accuracy: Precision tool as per DIN 338 RN