The MST Algerbrush 3.5mm Ball (Item #AM0126) is a purpose-built ophthalmic instrument in the Office Instruments portfolio. Designed around its specific working geometry, it features algerbrush II 3.5mm replacement round, medium grit, diamond ball, tip only. Overall length: 22mm. Accessories for the Algerbrush II foreign body rust ring remover. This includes various types and sizes of burrs as well as chucks. This combination of thoughtful design details and clearly defined specifications helps surgeons quickly identify the configuration that best fits their preferred technique and procedural needs.