Starrett® Inside Caliper, Yankee Spring, Series: 73, 4 in, Measuring System: Metric/SAE, Solid Nut, Flat Leg, High Grade Steel
- Made from a high grade material and well-finished
- The bow spring, although flexible, is exceedingly strong to assure reliability
- Quick-adjusting automatic-closing spring nut is designed for making fast, positive adjustments
- The legs are made of flat stock and are very durable
- 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- When the pressure is withdrawn, the nut automatically releases itself, sliding freely over the screw