High Precision Granite Square-TAG-Botou Jinchang Machinery Equipment Co., Ltd

Granite Try Square

A Granite Try Square is a fundamental metrology instrument designed specifically for rapid,accurate verification of 90-degree angles in manufacturing,machining,and quality control applications.Featuring a precision-ground granite blade mounted perpendicul...

Granite square manufacturer

We are a world-leading specialized manufacturer of precision granite squares,angle references,and cubic measurement artifacts.With over four decades of focused expertise in granite metrology,we have pioneered advanced manufacturing techniques that transfo...

Marble Try Square

A Marble Try Square is a specialized measuring instrument that combines the visual elegance and tactile gentleness of natural marble with the functional requirements of precision angle verification.Crafted for applications where surface protection,aesthet...