#2-750-012 - 4'' Diameter - 12'' Overall Length - Cylinder Square

Specifications

Features

• The squares are hardened and ends are lapped to 90° angular accuracy with the cylinders as follows: 6 square to .00010 12 square to .00015 Includes fitted case
• These cylindrical squares are used in surface plates as a 90° reference angle
• Can be used for checking squares, height gages and many other instruments.