Black Granite Triangle Ruler-TAG-Botou Jinchang Machinery Equipment Co., Ltd

Marble Triangle Ruler

Marble triangle rulers are crafted from selected premium marble that offers distinct advantages over granite and metal alternatives.The natural composition of marble allows for an ultra-smooth,lustrous surface finish(typically 1-3μin Ra)that is gentler on...

Grade Granite Triangle Ruler

This grading system aligns with international standards including ISO 8512-2(Surface plates),ANSI/ASME B89.3.7(Granite Surface Plates),and DIN 876(Straightedges and Squares),while extending specifically to triangular geometry applications....

Precision Granite Triangle Ruler

A Precision Granite Triangle Ruler is not merely a measurement tool—it is a certified angular artifact engineered to establish,verify,and maintain perpendicularity with uncompromising accuracy.Fabricated from ultra-stable,high-density granite and subjecte...