Juego de 6 llaves telescopicas para el alesómetro DRAPER

Set of 6 telescopic gauges to measure a bore. Once the fixed measurement, use a micrometer to read the value.

• Contents:
  • Gauge 8 to 13mm / Length 115mm
  • Gauge 13 to 19mm / Length 115mm
  • Gauge 19 to 31mm / Length 115mm
  • Gauge 31 to 54mm / Length 145mm
  • Gauge 54 to 89mm / Length 145mm
  • Gauge 89 to 150mm / Length 145mm