Granite Measuring Square Box-TAG-Botou Jinchang Machinery Equipment Co., Ltd

Grade 00 Granite Square Box

A Grade 00 Granite Square Box is not merely a measuring tool;it is a volumetric master artifact designed to establish and propagate spatial perpendicularity with the highest possible certainty.It serves as the primary three-dimensional datum for calibrati...

Granite Square Box

A Granite Square Box is a precision-machined,cube-shaped metrology artifact crafted from high-grade granite,engineered to establish and verify perfect 90-degree relationships between three mutually perpendicular planes.This fundamental tool provides an ab...

Multi-Purpose Granite Square Box

The Multi-Purpose Granite Square Box represents an evolutionary leap in metrology tool design—a single,intelligently engineered artifact that serves as multiple measurement references simultaneously.By incorporating various precision features into one mon...