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Personne àcontacter Ms. selina
Zhao Zai Zi,Liao Cheng., Liaocheng, Shandong
BoHai Squares provide you an excellent, economical way for accurately checking the X-Y-Z axes on almost all the mechanical machines and coordinate measuring systems. With a side surface lying in the horizontal position, the X and Y axes can be checked for *0 degrees squareness. With the square standing in a vertical position, by an indicator tracing along the vertical edge of the square, the perpendicularity of Z axis can be checked conveniently. Our standards mainly according to GB****5, GGG-P****0, DIN**6, JIS-B**0, ISO-DP***2 and so on. This item are available in grades"*0" and"0", Manufactured from carefully selected black granite.