1Pcs Thread Mill Router Bit,Unc8-32 X D4 Tungsten Steel Milling, Unc8-32*D4 Product Type: Thread Milling Cutter.Material: tungsten steel + nano coating.Thread specification: UNC8-32.Thread outer diameter: 3.2mm/0.13".Effective depth:10.7mm/0.42".Overall length: 50mm/2".Shank diameter: 4mm/0.2".Number of Flutes: 3 Flutes.Applicable materials: Suitable for processing carbon steel, stainless steel, 45# steel, mold steel, cast iron, bearing steel, titanium alloy, etc.Applicable equipment: CNC machining center, engraving machine and other high-speed machine tools.packing list:1pcs x thread mill ??Material?The thread milling cutter is made of tungsten steel, which is not easy to break. The surface is nano-coated to improve surface hardness and heat resistance. ??Parameters?Thread type: UNC8-32. Shank diameter: 4mm; thread outer diameter: 3.2mm, effective depth: 10.7mm. Total length: 50mm. Number of Flutes: 3 Flutes. ??4mm chamfered round handle?good compatibility, easy to clamp. ??Processing materials?Can process materials within HRC60 degrees, can process carbon steel, stainless steel, 45# steel, mold steel, cast iron, bearing steel, titanium alloy, etc. ??Applicable machines?thread milling machines, engraving machines, high-speed machines, CNC machining centers, etc.