Applications: Slotted angle plates can be used for rapid mounting fixtures for machine set-up, layout, or inspection. They are heavily ribbed for strength and rigidity. Tolerance: The two outside working surfaces are precision ground flat & square to . Options: Side and ends can be precision ground. Matched pairs also available. Matching refers to overall dimensions only Contact person: Sophia Han Tel: +86-0317-4505966 Fax:+86-0317-4505050 msn: zhongbozg@msn.com email: zhongbo999@yahoo.cn