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206 ISCAR CENTER DRILLINGMULTI-MASTER for Center DrillingThe MM ECS MULTI-MASTER centering drills family consists of MM ECS-A%u2026and MM ECS-B%u2026 drilling heads. The MM ECS-A%u2026 designed for machining centering holes type A and the MM ECS-A%u2026designed for machining centering holes type B. The MM ECS-A%u2026 items feature a cylindrical drill, followed by 60%u00b0 conical edge and the B-type features an extra 120%u00b0 protective chamfering facet that produces an improved centering hole geometry, which better protects tailstock centers. MM ECSType AMM ECS Type B
