Bowers 1 1/2 - 2" 3 Point Bore Micrometer

Tesa 11mm - 14mm 3-point Inside Bore Micrometer Holtest Intrimik with TIN IMICRO

Mitutoyo 3-Point Bore Inside Micrometer .0002" Base Unit

Mitutoyo bore micrometer measures 1" to 1.2"

Coventry MICRO-MAAG EA05 1/4"- 1/2" Internal bore measuring micrometer gauge set

Mitutoyo 350-711-30 Digital Micrometer Head 0-1" .00005" Oriel Stage 3.5"

Collectable Elliott Internal Bore Micrometers R119-589, B 225/769

Mitutoyo 3 Point Inside Bore Gauge Micrometer .0001" Machinist Tool