Tip bulb of measuring element SR: 0.3mm Comes with constant pressure device Measurement range (mm): 25 to 50 Minimum display (mm): 0.01 Maximum allowable error (μm): ±3 Instrument difference (μm): ±3 Manufacturer code: 112-154 Tip angle (°): 15° 测量表面形状:点类型 恒定压力设备:棘轮停止 A:12 身体角度:15° 标准配件:1参考杆(不包括测量范围0至25mm),1扳手(No.301336)