Features 6 FLUTE CUTTER: 6 flute right angle design of milling cutter reduces blade loss and saves processing costs. FASTENING DESIGN: Milling quick screw offset fastening design to make the inserts and cutter tightly and closely fit. LASTING DURABILITY: The tool surface adopts a new coating process, which has good oxidation resistance, high temperature resistance and higher durability. RELIABLE MATERIAL: The milling cutter is made of 40CR material, which has high density and is not easy to snap, with strong rigidity and good processing effect. IMPORTANT REPLACEMENT PART: As an important mill component, this milling cutter set is convenient to replace damaged or old ones. Spec: Item Type: Milling Cutter Holder Set Material: 40CR Specification: MT3 FMB27, 80 Cutter, APMT1604 Cutter Insert Collet Chuck Holder: MT3 FMB27 M12 Milling Cutter: BAP 400R 80 27 6T Cutter Insert: APMT1604 How to Use: Directly install and use. PackageList: 1 x Milling Cutter 1 x Extension Holder 1 x Wrench 10 x Inserts 2 x Storage Box Package List 1 x Milling Cutter 1 x Extension Holder 1 x Wrench 10 x Inserts 2 x Storage Box