Amana tool 51653 CNC Solid Carbide 90 Deg V Spiral with AlTiN Coating for Steel & Stainless Steel 5/16 D x 7/8 CH x 5/16 SHK x 2-1/2 Inch Long Up-Cut Dril/Router Bit/End Mil

Steel and stainless steel cutting router bits/end mills. A true multi-function tool, combination drill/mills allow plunging, slotting and/or top chamfering all in one tool, saving you the cost of extra tools, plus indexing time. Premium Aluminum Titanium Nitride (AlTiN) coating provides quantum increases in productivity, either in terms of speed or longevity, with or without coolant. Applications: drilling, grooving, milling, chamfering and shallow spotting. Excellent for cutting:Stainless SteelSteelCast IronTitaniumSoft PlasticsCompositesCermet*Metal Composite Material (MCM)*Cermets are composites in which ceramic materials and metals join together. 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 life Note: For optimal results and extended tool life use mist lubricant system or air cooling.