The DCGT11T304-AK insert is a 55° rhombic positive rake carbide insert specially designed for turning aluminum and non-ferrous metals. It delivers low cutting force, excellent anti-built-up edge performance and superior surface finish, mainly applied in finishing and semi-finishing operations including external turning, facing, profiling and boring. It is commonly matched with SDJCR/L series tool holders for CNC lathe. Widely used in automotive parts, aerospace auxiliary components, hydraulic fittings, communication housings and general machinery manufacturing.