Rigibore Units Rigibore's wide range of boring units for roughing, semi-finishing and fine finishing is amongst the widest in the marketplace. It is directly interchangable with a number of other brands of boring unit such as Microbore, Sandvik, Kennametal, Valenite and Stellram. Rigibore units offer a number of features and benefits that entail superior rigidity and repeatability of cut. Top Adjusting 'TR' Unit The top adjusting 'TR' unit, used for light roughing and fine finishing operations, it is mounted directly into a tool hole in the bar or holder.

Rigibore Units Rigibore's wide range of boring units for roughing, semi-finishing and fine finishing is amongst the widest in the marketplace. It is directly interchangable with a number of other brands of boring unit such as Microbore, Sandvik, Kennametal, Valenite and Stellram. Rigibore units offer a number of features and benefits that entail superior rigidity and repeatability of cut. Standard 'R' Unit The standard unit, used for roughing and semi-finishing operations, it is mounted directly into a tool hole in the bar or holder and has a minimum bore size of 15.87mm.