| 摘要 |
The invention relates to a drilling tool for machining, wherein the drilling tool comprises: a main cutter (201, 202), a first flank (206, 207) having a first relief angle, wherein the first flank (206, 207) is designed to abut the main cutter (201, 202), wherein the first flank (206, 207) is designed in a tapered manner starting from the circumference of the drilling tool toward the core of the drilling tool. |
