Squareness Tester
► Suitable for placing on granite stone and measuring the squareness.
► Slide rail is made of alloy steel with HRC 65° and cryogenic treatment.
► The slide rail is almost free when applied in a constant temperature testing room or environment.
► Slide rail is made of alloy steel with HRC 65° and cryogenic treatment.
► The slide rail is almost free when applied in a constant temperature testing room or environment.
