AYCHOLIZ 5/16" Solid Carbide Square Nose End Mills Set 65HRC Tungsten Steel Milling Cutter 4 Flute CNC Milling Bits for Stainless Steel Hardness Steel

Package Included. 1pc square nose end mill. Cutting diameter: 5/16inch; Shank diameter: 5/16inch ; Flute cutting length: 13/16Inch; Overall length: 2-1/2Inch.

NACO Coating. NACO coating can improve the oxidation resistance,high temperature resistance and wear resistance of the workpiece. The hardness of the coating can reach 4500HV, and it has strong wear resistance.it's service life is five to six times longer than other coated tools.

Strong and Durable. Milling cutter is made of tungsten carbide material, it is high-wearable and has a long life; 4 flutes 45° helix angle design,great for speedy cuttingSmooth cutting and fast chip-removal, gives outstanding cutting performance and wear resistance.

Application. AYCHOLIZ End mill bits are suitable for side milling, slot milling,step milling,drilling, etc.Suitable for carbon steel,alloy steel(HRC50),PH Feritic,Martensitic steel,Stainless steel,High hardness steel(HRC63),Superhard material(HRC65),etc.

Tips. AYCHOLIZ End mill bits are compatible with most desktop CNC machines, as well as other industrial CNC machines. Just make sure you select the correct-sized collet for your device.