General description Special design with 4 flutes, this milling mill is typically used on a milling machine. It can directly or finely process heat-treated molds, making it versatile for various applications. Technical specifications Material: HSS (High-Speed Steel) Flute type: 4 flutes Sizes: 4 mm, 6 mm, 8 mm, 10 mm, 12 mm Rod type: straight rod Usage These end mill cutters are suitable for machining a variety of materials, including: Masonry steel Wrought iron Carbon steel Alloy steel Chisel tool steel Iron materials