Starrett 50342 73 Series "Yankee" Spring-Type Inside Caliper

Starrett 73 Series "Yankee" Spring-Type Inside Calipers with Flat Legs and Solid Nut are made from high-grade steel and well-finished. The legs are made of flat stock and are very durable. Calipers feature a hardened fulcrum stud, strong and flexible bowstring, and centrally located leg adjustment to assure smooth action.

Features:

• The bow spring, although flexible, is exceedingly strong to assure reliability
• The Starrett quick-adjusting automatic-closing spring nut is designed for making fast, positive adjustments
• Fulcrum stud is hardened and has a smooth bearing surface
• 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• When the pressure is withdrawn, the nut automatically releases itself, sliding freely over the screw