With one-piece carbide tip spindle and interchangeable hardened anvils
with ground threads. Micro-lapped anvil and spindle faces, perforated
frame with enamel finish. Supplied with standards, ratchet stop,
positive locking clamp and supplied in a wooden or plastic (depending on
size) storage case.
Flatness: 0.6mm up to 300mm.
1.0mm up to 300 - 1000mm.
Parallelism: (2+L/100)mm (fraction rounded down).
Instrument error: ± (4+L/75)mm (fraction rounded up).
L = maximum measuring length.