Specification :

Applications: Widely used for checking straightness and marking purposes.Granite Straight Edges are hand scrapped or lapped to achieve the desired accurace as per standards.
Salient Features:
1 Millions of natural aging, organiazational structure , tiny linear expansion cosfficient and no stress make the precision super
2 Super rigidity, high hardness and great resistance-wear
3 Do’ t oiling , longusing life and easy maintainability
4 Keep datum precision in normal tempreture.
5 No magnetized, no sluggishness, and not be effected by enviroment.