It is machined from one solid steel blank and will never go out of square. The faces have a milled finish, while the reference edges are lapped for straightness and parallelism. Includes signed inspection certificate.
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Kinex 4026-12-025 Solid Machinist Square 10″ x 6-1/2″ (250 x 165 mm) silver
It is made from 2 pieces of tool steel. The base and blade are riveted together with 2 taper pins producing a strong and invisible joint. All faces and edges are ground and lapped for straightness and parallelism.