flat end mill

Optimizing Toolpaths for Square Milling Cutters in Hardened Steel Slots

With over 15 years in the trenches—from the shop floor to the grinding room—I’ve learned one thing for sure: machining mold steel hardened to HRC65 is where reputations go to die. For most CNC programmers, slotting these materials is the ultimate nightmare. Just last month, a long-term partner—a precision shop in the U.S.—called us in […]

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