TCMT21.51(TCMT110204) Turning Insert for Steel Semi-Finish Tools 10pcs

Key features

• Compact 60° Triangular Insert: Designed with a center hole and chip breaker for high-precision finishing in light lathe work
• Low-Vibration 7° Relief Angle: Significantly reduces radial cutting resistance, making it preferred for slender boring bars
• CVD Coating: Engineered for ISO P20-P30 applications, offering outstanding heat resistance on carbon and alloy steels
• 0.4mm (1/64") Corner Radius: Ensures tight tolerance control and excellent surface roughness during delicate contour turning
• Cost-Efficient 3-Edge Design: Delivers three indexable cutting corners per insert to maximize shop productivity and tool economy

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