Took about 5 minutes in oak before the wood started to burn. thought i had a bad one so i switched to another one and he did the same. it's garbage
Pros
Application ---- 1/4 inch end mills are suitable for side milling, end milling, finishing, etc. for carving, cutting, engraving, milling materials such as die steel, carbon steel, alloy steel, cast iron, tool steel, titanium, aluminum, Rosewood, solid wood, wood, acrylic, PVC, MDF, etc.