Granite inspection plate

Key Attributes.

We Botou Sino Machinery Factory specialize in the cast iron and granite machinery and measuring instruments, our main products include cast iron plate, Granite (marble) plate, mechanical components, gauge (ruler, gauge, plug and ring gauges, test sticks, deflection tester), V-shaped iron, square box (side drum), levelling ruler(cast iron or granite ), pad iron and some other testing and measuring tools.