三点内径千分尺*可用于测量内外孔径等,可直达盲孔底端测量内径.*棘轮锁定装置可保持恒定测力.*符合德国DIN863质量生产标准.*小于100mm附校准环规.*大于100mm校准环规需另购.*刻度值:0.001mm(小于12mm).*刻度值:0.005mm(12mm以上).*量程:最大达300mm(单只或套装).更多三点内径千分尺型号如下:型号中文名称规格KT5-230-382三点内径千分尺3-4mm(0.001mm)KT5-230-383三点内径千分尺4-5mm(0.001mm)KT5-230-384三点内径千分尺5-6mm(0.001mm)KT5-230-349三点内径千分尺6-8mm(0.001mm)KT5-230-350三点内径千分尺8-10mm(0.001mm)KT5-230-351三点内径千分尺10-12mm(0.001mm)KT5-230-352三点内径千分尺12-16mm(0.005mm)KT5-230-353三点内径千分尺16-20mm(0.005mm)KT5-230-354三点内径千分尺20-25mm(0.005mm)KT5-230-355三点内径千分尺25-30mm(0.005mm)KT5-230-406三点内径千分尺30-40mm(0.005mm)KT5-230-356三点内径千分尺40-50mm(0.005mm)KT5-230-357三点内径千分尺50-63mm(0.005mm)KT5-230-407三点内径千分尺62-75mm(0.005mm)KT5-230-408三点内径千分尺75-88mm(0.005mm)KT5-230-358三点内径千分尺87-100mm(0.005mm)KT5-230-359三点内径千分尺100-125mm(0.005mm)KT5-230-360三点内径千分尺125-150mm(0.005mm)KT5-230-361三点内径千分尺150-175mm(0.005mm)KT5-230-362三点内径千分尺175-200mm(0.005mm)KT5-230-437三点内径千分尺200-225mm(0.005mm)KT5-230-438三点内径千分尺225-250mm(0.005mm)KT5-230-439三点内径千分尺250-275mm(0.005mm)KT5-230-440三点内径千分尺275-300mm(0.005mm)