Kinex 3 Piece Set of Solid Machinist Square 2-3/8, 4 and 6 Inches (60, 100 and 150 mm) DIN 875/1 (Square w/in 18 microns or 0.0007 Inches) 4026-12-3PC Set

This is a 3 piece set of precision machinist square made by Kinex Measuring who has been in the business of making quality and accurate measuring tool since 1906. The set included a 2-3/8" (60mm), 4" (100mm) and 6" (150mm) square. These squares are perfect for the professional machinist, meticulous wood worker, or DIY perfectionist. Each square is made from 2 pieces of tool steel. The bases and blades are riveted together with 2 pins producing a strong and invisible joint. All faces and edges are ground and lapped for straightness and parallelism. Manufactured to strict German DIN 875/1 standards and guaranteed square to between 14-18 microns or 0.00055" to 0.0007" (that's between 5,5 to seven ten-thousandths of an inch). Comes in a padded box. Includes signed inspection certificate.