DuoBore™ 821 is a versatile rough boring tool that can be used in three different operation types: multi edge- , step- and single edge boring. The slides can be adjusted individually, both axially and radially. The system consists of adaptors with matching slides, shims and covers, making it possible to adapt the tool to various materials and conditions.
Versatile with three different operation types in one tool
Large standard assortment of CoroTurn 107 and T-Max P inserts
Available as dampened tools, 821D (Silent Tools), for productive boring even at long overhangs
Two insert design
Short, rigid and compact gives maximum stability
Optional slide assemblies, individually adjustable, both axially and radially giving reduced inventory costs.
Cutting fluid through the tool for good chip evacuation
Dedicated geometries and grades for all materials
Use CoroTurn 107 screw clamping as first choice
Use T-Max P and CoroTurn RC for improved economy and process security in stable conditions
Use tool for various application types such as counterbore, through hole and interrupted cut