Overarm: The overarm bears the load from the spindle and arbor assembly. It is actually existing along with the column. It can be also called overhanging arm. Flexibility: Milling cutters work very well on all types of supplies. Even brittle materials like ceramics and glass can endure the milling operation. https://chanceptuus.ageeksblog.com/26382954/getting-my-rice-milling-machines-in-sri-lanka-to-work