3MM RF100Diver Carbide End Mills feature a hardened carbide construction for increased rigidity and a nano-Si coating for improved performance and durability. The weldon shank design helps hold the tool in place and prevents rotation within the machine. Features and Benefits Hard carbide construction for increased rigidity Nano-Si coating for increased wear and heat resistance 4 Flute for optimal cutting performance Weldon shank for increased stability when machining Specifications Series number: 6804 Coating: Nano-Si Cutting Edge: Corner chamfer Helix Angle: 36/37/38 Material: Carbide Shank: HB weldon flat Typical Applications Milling Steel Stainless steel Cast iron