3291_1

  • Measure over-pin diameter of gears
  • Graduation 0.01mm
  • Ratchet stop
  • Optional accessary: ball tips (code 7391, next page)
  • Supplied with setting standards (except 0-25mm)
Code Range Micrometer head accuracy Ball tips accuracy L b
3291-25 0-25mm 4μm 8μm 67 38
3291-50 25-50mm 4μm 8μm 92.4 50
3291-75 50-75mm 5μm 10μm 117.6 62
3291-100 75-100mm 5μm 10μm 143 70
3291-125 100-125mm 6μm 15μm 168.2 82
3291-150 125-150mm 6μm 15μm 192 94.5
 3291-175 150-175mm 7μm 15μm 217 107