详情介绍：
枪式三点内径尺
特性：
·单手操作，适用于左右使用
·三点定位，适用于盲孔和通孔的精密测量，配有接长杆可测量深孔尺寸
·硬质合金测量面，配有校对环规（100mm以上，校对环规选配），校对零位
·量表选配
·量表安装尺寸：φ8mm或φ9.525mm
| 货号 | 测量范围 | 精度 | 校对环规 | L | A |
| 305-01-000 | 6-8mm | 0.004mm | φ6mm | 50mm | 1.5mm |
| 305-02-000 | 8-10mm | 0.004mm | φ8mm | 50mm | 1.5mm |
| 305-03-000 | 10-12mm | 0.004mm | φ10mm | 50mm | 1.5mm |
| 305-04-000 | 12-16mm | 0.004mm | φ16mm | 65mm | 0.5mm |
| 305-05-000 | 16-20mm | 0.004mm | φ16mm | 65mm | 0.5mm |
| 305-06-000 | 20-25mm | 0.004mm | φ25mm | 91mm | 0.5mm |
| 305-07-000 | 25-30mm | 0.004mm | φ25mm | 91mm | 0.5mm |
| 305-08-000 | 30-40mm | 0.004mm | φ40mm | 97mm | 0.5mm |
| 305-09-000 | 40-50mm | 0.005mm | φ40mm | 97mm | 0.5mm |
| 305-10-000 | 50-63mm | 0.005mm | φ62mm | 112mm | 0.5mm |
| 305-11-000 | 62-75mm | 0.005mm | φ62mm | 112mm | 0.5mm |
| 305-12-000 | 75-88mm | 0.005mm | φ87mm | 112mm | 0.5mm |
| 305-13-000 | 87-100mm | 0.005mm | φ87mm | 112mm | 0.5mm |
| 305-14-000 | 100-125mm | 0.005mm | φ112.5mm | 130mm | 0.5mm |
| 305-15-000 | 125-150mm | 0.005mm | φ137.5mm | 130mm | 0.5mm |
| 305-16-000 | 150-175mm | 0.005mm | φ162.5mm | 130mm | 0.5mm |
| 305-17-000 | 175-200mm | 0.005mm | φ187.5mm | 130mm | 0.5mm |
| 305-18-000 | 200-225mm | 0.007mm | φ212.5mm | 130mm | 0.5mm |
| 305-19-000 | 225-250mm | 0.007mm | φ237.5mm | 130mm | 0.5mm |
| 305-20-000 | 250-275mm | 0.007mm | φ262.5mm | 130mm | 0.5mm |
| 305-21-000 | 275-300mm | 0.007mm | φ287.5mm | 130mm | 0.5mm |
枪式三点内径套尺
| 货号 | 测量范围 | 单尺测量范围 | 校对环规 | 接长杆 |
| 305-44-000 | 6-12mm（A=1.5mm） | 6-8，8-10，10-12mm | φ6，8，10mm | 100mm |
| 305-46-000 | 12-20mm（A=0.5mm） | 12-16，16-20mm | φ16mm | 150mm |
| 305-48-000 | 20-50mm（A=0.5mm） | 20-25，25-30，30-40，40-50mm | φ25，40mm | 150mm |
| 35-50-000 | 50-100mm（A=0.5mm） | 50-63，62-75，75-88，87-100mm | φ62，87mm | 150mm |
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