Trilock Plug Gauge PPGTR01


Trilock type plug gauges are essentially reversible gauges without the signature GO/NO-GO colour coding. Simply remove the 3 bolts, reverse your gauging member and re-fasten. Trilock are suitable for big diameter plug gauges.

Diameter Range
  • Metric: 19 – 170mm
  • Imperial: 0.8 – 6.5 inch
Available Choice of Materials
  • Tool Steel
  • Tungsten Carbide
  • Ceramic
Standard Gauge Tolerance
  • BS 969 – 1982 (please advise alternative tolerance if required)
  • SAC Singlas calibration certificate available
Laser Engraving
  • GO/NOGO Sizes will be stated as standard.