Features:
Extra deep coolant channel
Dual positive action locks
Gear ratio 90:1
Graduated 360degrees
Low profile
Satin chrome dials
Gear drive immersed in oil
10 second vernier reading
Specification - Maximum Variation (inces/second):
Clamping surface flatness - 0.0006"
Cylindrical central bore concentricity - 0.0008"
Taper centre bore concentricity - 0.0008"
Surface to base parallelism - 0.0008"
Surface to angle face squareness - 0.0004"
Surface to centre slot squareness - 0.0008"