RAP 400R: The product series, featuring a 75-degree cutting edge angle optimized for high efficiency and lower waste angle cutting.
80: The outer processing/cutter disk diameter of 80 mm.
27: The inner hole or bore arbor diameter of 27 mm, which mounts onto an FMB27 tool holder.
5 (or 5T): Indicates the cutter head features 5 flutes / teeth, allowing it to hold 5 insert blades simultaneously.
Technical Specifications
Compatible Inserts: Standard APMT1604 or APKT1604 carbide inserts.
Clamping Mechanism: Screw-offset fastening design using M4 screws and a T15 wrench for insert stability.
Material Construction: High-strength alloy steel (typically 42CrMo or 40CrMo) providing shock and impact resistance.
Application Scope: Ideal for plane milling, steps, grooving, profiling, and machining hard metals, copper, or aluminum alloys depending on the insert grade used.