Cromwell 139-177 | 100-2100mm Tubular I/S Micrometer
Brand : Cromwell
Part Number : 139-177
Stock Status :
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Each set consists of inside micrometer head and a series of extension
pipes of different length, which are hardened, ground, micro-lapped and
heat insulated. Satin chrome finished head with positive locking clamp
and carbide measuring faces.
Micrometer head stroke: 25mm (1").
Graduation: 0.01mm (.001").
Instrument error: ±(3+qty of rod + L/50)µm.
L = Maximum measuring length.