Starrett 74A-6 6" FAY Inside Caliper

Description

to prevent side deflection of the legs
Bow spring is strong and flexible
Adjustment is centrally located in the legs to assure smooth action
Exceptionally rugged construction
Furnished in either spring nut or solid nut models
The Starrett quick-adjusting automatic-closing spring nut is designed for making quick, positive adjustments
Fulcrum stud is hardened
The legs are made from heavy square stock, machined to a smooth taper
The threads of the nut firmly engage the screw at the slightest pressure from the leg
When the pressure is withdrawn, the nut automatically releases itself, sliding freely over the screw