Hitek Engineers manufactures Cartridge Type Rough Boring Bars. Hitek Engineers also manufactures and supplies tooling systems like standard and special tool holders, milling cutters, multipoint boring heads with cartridges, micro adjustable boring bars, and side and face milling cutters. The Cartridge Type Rough Boring Bars are widely used for cutting inner surface. The Cartridge Type Rough Boring Bars are suitable for making hole with big diameter or needed diameter. These Bars have range of Ø 15 to 400.