3 /8 inch Tungsten Carbide Roughing End Mill 4 Flute Square Endmill CNC Milling Bits for Alloy Steels /Hardened Steels - TISIN Coated

Features

• AYCHOLIZ Carbide Roughing End Mill--Cutting Diameter:3/8 inch,Shank Diameter:3/8 inch,Cutting Length:7/8 inch,Overall Length:2-1/2 inch;
• TiSiN Coating -- High performance TiSiN coating lubricates the end mill for stability at high temperature and superior wear resistance at high cutting speeds.
• High Performance Material -- 0.6m micro grain size, 100% Solid Carbide End Mill and No binder pooling , 200+ cycle stress-tested. Breakage? 95% stem from improper grinding.
• Application -- Suitable for rough machining. High machining efficiency. Good chip removal performance and large chip removal volume. High metal cutting rate. Mostly used for slot machining/step surface machining.Apply to carbon steel, alloy steel, die steel, tool steel, cast iron, titanium, etc.
• Important Usage Note: To maximize tool longevity and prevent breakage, proper cutting parameters (feed rate & speed settings) are critical. Our end mill are precision-engineered to perform best within specified ranges. Always reference parameter guidelines in product images Contact us for personalized setup assistance Wrong settings risk tool damage.
• Fine Workmanship -- Our products deliver outstanding high accuracy with an error of -0.02mm, empowering users to achieve professional cutting quality effortlessly.If any product problems upon receiving, please let us know. We will help you within 12 hours.