Find more at http://www.hydratight.com/en/products/machining/milling-machines/genisys-ii-portable-cnc-mill
The Hydratight geniSYS™ II is a highly portable 4-axis CNC milling machine capable of accurate removal of cracked or broken studs and precise refurbishment of damaged threads, without the need for manually controlled drilling or metal disintegration techniques.
source
Find more at http://www.hydratight.com/en/products/machining/milling-machines/genisys-ii-portable-cnc-mill The Hydratight geniSYS™ II is a highly portable 4-axis CNC milling machine capable of accurate removal of cracked or broken studs and precise refurbishment of damaged threads, without the need for manually controlled drilling or metal disintegration techniques. source