Granite surface plate
MAHR
For measuring tasks, layout work, for touching up and lapping precision parts
Made of choice fine-grain black granite (Diabas)
High density structure thus extremely homogeneous
Hardness 6-7 on the Mohs' hardness scale
Surface plate is lapped and has a satin matt finish to prevent glare
100 % corrosion-proof
Non-magnetic and nonconductive
Measuring instruments and test equipment are easy to slide over surface
