三点内径千分尺.....品......名............测量范围............................精.......度.三内径千分尺.........6-8mm.............................0.004mm三内径千分尺.........8-10mm...........................0.004mm三内径千分尺.........10-12mm...................... 0.004mm三内径千分尺.........12-16mm........................0.004mm三内径千分尺.........16-20mm........................0.004mm三内径千分尺.........20-25mm.........................0.004mm三内径千分尺.........25-30mm.........................0.004mm三内径千分尺.........30-40mm........................0.004mm三内径千分尺.........40-50mm.........................0.004mm三内径千分尺.........50-63mm.........................0.004mm三内径千分尺.........62-75mm........................0.004mm三内径千分尺.........75-88mm.........................0.004mm三内径千分尺.........87-100mm.......................0.004mm一、特点：1）三点定位。适用于盲孔和通孔的精密测量。2）配有接长杆可测量深孔尺寸。3）硬质合金测量面。4）配有较对环规，可调整零位。二、售后服务：1）计量不合格品凭计量证书退换！2）保修壹年。三、产品品牌产地：1）瑞士2）日本MITUTOYO3）中国上海