Multi-purpose grooving insert with economical 4-cutting edges Influential grooving lines, TetraMini-Cut and TetraForce-Cut New offer ground inserts with a robust clamping structure for New TCL27TCT18 exceptional stability and repeatability TCL18 External Unique 3-point clamping system The insert pocket protects all Internal The unique pocket design provides unused cutting edges accurate indexing repeatability of thecutting edge height.Face Strong and stable clamping designprotects unused insert corners from damage during operation. Cutting force Parting Withstands thecutting force Protectsunused corners Workpiece Positioning - TCL-style chipbreaker for improved chip control at low feed rates - Full profile threading inserts are added. Thread pitch : 0.5 mm to 1.5 mm - 3 different types of chipbreakers each with dedicated edge preparation - Through-coolant supply system (tool code suffix “-CHP”) to ensure high efficient machining - Toolholders featuring a hose-free, direct through- coolant supply system New TC G18 / TC P 18 / TCS18 T C L18 TCT18 TC P 18 - F 3D chipbreaker for 3D chipbreaker for Full profile Ground-in chipbreaker general purpose low cutting force threading insert Reference pages: 6-41, 5-4 6-6