Multi-purpose grooving insert with economical 4-cutting edges Influential grooving lines, TetraMini-Cut and TetraForce-Cut New New w TCL27 offer ground inserts with a robust clamping structure for TCT18 TCL18 exceptional stability and repeatability External Unique 3-point clamping system The insert pocket protects all Internal The unique pocket design provides unused cutting edges accurate indexing repeatability of the Strong and stable clamping design cutting edge height. protects unused insert corners from Face damage during operation. Cutting force Withstands the Parting cutting force Protects unused 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 / TC S18 TC L18 TC T 18 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