Revolution counter hand • Supplied with lug backs positioned through 90° increments • Spindle rack & contact points of hardened stainless steel for long wear; cases forged brass, satin-chromed; gear wheels hard brass • Pinions of silver steel, hardened tempered and burnished on pivots; lapped on teeth • Microfine graduations in black for continuous readings and red for balanced readings • Movement mounted independently from case on rigid supporting plate, ensuring perfect and permanent alignment • Extra long springs for uniform pressure through entire travel of spindle • Bezel knurled; easily adjusted thru 360° • Meets AGD specifications. Group II & III gages—measuring pressure approximately 2 oz. • Includes adjustable tolerance limit markers • Price includes fitted carton box