Carbide End Mill Set 4 Flute Square End Mills For Alloy Steel Hardened Steel Metal CNC Engraving And Milling One Eighth Inch Three Sixteenths Inch One Quarter Inch Three Eighths Inch AlTiBN Coated Multipurpose Tool Kit For DIY And Pros
✔️ 4-flute carbide mills: 1/8, 3/16, 1/4, 3/8 in (3.175-9.53 mm)
This AlTiBN-coated carbide end mill set is engineered for CNC milling, engraving, and precision cutting on carbon steels, alloy steels, and pre-hardened metals. It’s suitable for both DIY projects and professional machining shops.
✅ Sizes: set of 4 end mills: 1/8" (3.175 mm), 3/16" (4.76 mm), 1/4" (6.35 mm), 3/8" (9.53 mm).
✅ Coating benefits: AlTiBN coating provides three times wear resistance and high-temp protection.
✅ Geometry and performance: 0.6 micron micro-grain carbide, 4-flute, 55° helix for smooth cuts and fast chip removal.
✅ Material compatibility: works on carbon steels HB225, alloy steels HB225 to HB325, and pre-hardened steels up to HRC45.
✅ Precision and support: -0.02 mm accuracy across CNC lathes and milling centers; direct tooling guidance available.
💡 What is a carbide end mill set with AlTiBN coating best used for in CNC milling? These tools excel for hard metal cutting and long tool life in demanding projects. - Handy for high-speed milling of steel and pre-hardened materials - Useful for engraving and precision finishing in metalworking - Works with standard CNC lathes and milling centers