A large headed nut & screw assembly provides
a firm & rigid friction joint, with no play
The sizes listed are the effective leg length which is measured
from the joint assembly Note: Firm joint caliper capacities
are generally 1/3 greater than the effective leg length
52-6
Outside Calipers,
Spring Joint:
Bow spring ensures uniform tension over
working range
Centrally mounted adjustment screw offers finer setting, than firm
joint type
330-6
331-6
Inside Calipers, Spring Joint:
Bow spring ensures uniform tension over
working range
Centrally mounted adjustment screw
Manufactured from polished tool steel
Note: Firm joint caliper capacities are generally 1/3 greater than
the effective leg length.
51-6
50-6
Spring Dividers:
Manufactured from polished tool steel
Points are hardened to over 550Hv
Bow spring ensures uniform tension over
working range
Centrally mounted adjustment screw Note: The nominal size is the
distance between the centre of the roller and the working ends of
the legs.
DIVIDERS & inside / Outside
Calipers: Spring Joint
