VHF double-tooth radius cutter (Ø3.0 mm, calibration) for aligner and thermoforming plastics, optimized for efficient roughing of PETG, polycarbonate, and similar thermoplastic splint materials. The calibrated 3.0 mm diameter provides fast material removal for aligner trimline workflows. Single cutter; compatible with E3 aligner milling machine and other VHF machines in plastic milling configurations.