SPI Spline Micrometers
- Anvil and spindle have a small diameter for measuring splined shafts, slots and keyways
- Measuring face: 0.079" dia. X 0.2" length
- Main spindle dia.:0.250"
- Graduation: 0.0001"/0.2" length
- Accuracy: 0.00016"
- Ratchet thimble
- Lever lock
- Certificate of calibration traceable to NIST
- Furnished in fitted case
