8pcs Milling Cutter Set, 1-1.5-2-2.5-3*3-3*4-4mm, Nano Blue Coated Flat 4-Flute CNC Milling Tools, Carbide End Mill Cutter, Suitable For Steel, Stainless Steel, Metal Machining - For CNC Milling, Ideal Gift For DIY Enthusiasts And Professionals