This 5-piece HSS end mill set includes the most commonly used sizes: 1/8 , 3/16 , 1/4 , 3/8 , and 1/2 – all featuring a uniform 3/8 shank for easier tool changes and compatibility with standard collets. Made from durable high-speed steel, each end mill has a 2-flute square end design ideal for general-purpose milling in metal, wood, and plastics. The set comes packaged in a compact plastic pouch case for organized storage and easy transport, making it a perfect choice for machinists, fabricators, and hobbyists alike. Includes 5 Popular Sizes: 1/8 , 3/16 , 1/4 , 3/8 , and 1/2 diameter end mills Consistent 3/8 Shank: All tools have a 3/8 shank for simplified tool changes 2-Flute Square End Design: Optimized for slotting, plunging, and edge milling High-Speed Steel Construction: Offers durability and toughness across a wide range of materials Convenient Storage Case: Comes in a plastic pouch case for easy organization and portability UPC 887861316514 ASIN B0FD18XH7R Shape Square Cut Type Center Cutting Size Name Set Brand Name Drill America End Cut Type Center Finish Types metallic Manufacturer Drill America Material Type High Speed Steel Number of Flutes 2 Included Components 5 Piece HSS End Mill Set