Amana tool AMS-154 4-Pack Spiral 1/8, 3/16, 1/4, and 3/8 D, Stainless Steel & Non-Ferrous Metal Cutting with AlTiN Coating Upcut Router Bit / 45 Deg Corner Chamfer End Mil

These 2, 3 and 4 flute industrial solid carbide router bits are manufactured from Amana Tool's exclusive ultra-fine micrograin carbide and feature a 30 degree Center Cutting Mill End, a corner chamfer (for extra strength), Up-Cut design and very importantly, the Aluminum Titanium Nitride (AlTiN) Coating. Increase the ruggedness of your solid carbide endmill's number one major wear point by the addition of corner chamfers that enhance the edge strength. Excellent for use in a broad range of materials including: Stainless SteelSteelCast IronCompositesLow Carbon SteelMagnesiumMetal Composite Material (MCM) Non-Ferrous Metals Plastics Super AlloysTitanium (up to 40HRc Hardness) Perfect for the signmaking industry.The special carbide grade combined with the AlTiN coating gives amazing performance. The unique corner chamfer gives the bits great strength. These bits are available in several sizes. Read a woodworker's review of these bits. AlTiN Coating Benefits:Extra wear resistanceAllows for faster feed and speed ratesCutting edge protected from wearBetter chip evacuationLess heat build upSuperior cutting quality and extended tool lifeWARNING! Inspect cut quality and adjust feed and speed accordingly. Care should be taken to observe proper feeds and speeds according to the workpiece material to avoid damage.Note: For optimal results and extended tool life use mist lubricant system or air cooling.