2mm x 12mm x 4mm x 50mm AlTiSin Coated Carbide 4 Flute Square End Mill 2pcs 20x28x40mm staying in place even when

staying in place even when not tightened

Materials: Copper

Tips: Do not use a needle file to polish the oxide layer of the workpiece

Package Included:6 Pcs x Knurled Thumb Nuts

304 Stainless Steel constructed provides great corrosion resistance and antirust ability for a long service life

2mm x 12mm x 4mm x 50mm AlTiSin Coated Carbide 4 Flute Square End Mill 2pcs 20x28x40mm staying in place even whenMade of super fine grain carbide, the end mill cutter has high hardness (HRC92), high strength, and wear resistance. With good milling and cutting performance, carbide can run at higher speed than high speed steel. Features square end cut, 4 flute design, large and spiral chip space design for fast and clean chip removal. Sharp cutting edge provides smooth cutting. The AlTiSin composite coating has high hardness, high wear resistance and high thermal