圓弧形測量面用于內徑尺寸檢測,無微調裝置訂貨代號測量范圍mm刻度值mm005105090-2000.02005305090-2000.02005105060-2000.05005105110-2500.02005105120-2500.05005105210-3000.02005305210-3000.02005105220-3000.05005105310-4000.02005305310-4000.02005105320-4000.05005105410-5000.02005105420-5000.05005105510-6000.02005105520-6000.05