Carbide Square End Mill - 4 Flute - 3/8" 4T (1 Piece, 3/8") - for Milling Alloy Steels, Hardened Steel, Metal & More – Mill Bits Sets for DIYers & Professionals

LU&MN END MILLS 4 FLUTES

• Application - Our carbide tools are highly effective at machining various types of steel such as Carbon Steels (~HB225), Alloy Steels (HB225~325), Pre-hardened Steels (up to HRC45), Hardened Steels (HRC40~48), and Cast Iron.
• General Usage: Applicable with copper, copper alloys, cast iron, steels, carbon steels, alloy steels, pre-hardened steels, hardened steels, and stainless steel materials. Best use for materials HRC less than 50.
• We use the highest quality tungsten carbide powders and adjust the ratio of tungsten carbide and cobalt to meet the ideal hardness. It is stable and has excellent wear-resistance of the material. It significantly enhances the tool's lifespan and keeps the end mill sharp. It also helps keep the surface quality of your work-piece at the best level possible.
• Fine Workmanship - Our products deliver outstanding high accuracy with an error of -0.02mm, empowering users to achieve professional cutting quality effortlessly.
• LU&MN End mill bits are compatible with most desktop CNC machines, as well as other industrial CNC machines. Just make sure you select the correct-sized collet for your device.