Amana tool 59416 CNC Solid Carbide Single Form Threadmil 8mm Dia x 24mm CH x 8mm Shank AlTiN Coated

Tool is designed to cut internal and external and can mill mulitple pitches. Thread your material using these bits. Not for use in handheld drills or handheld routers. Cuts internal and external 60º UN threads Tip of included angle ground to a point Hole-making and threading Metric Thread Pitch Bolt Diameter - Standard Thread Pitch M5 - 0.8mm M6 – 1.0mm M8 – 1.25mm M10 – 1.5mm  Excellent for cutting: Stainless Steel Steel TitaniumCast Iron Also for cutting: Aluminum/Non-Ferrous Materials Acrylic/Plastic Premium Aluminum Titanium Nitride (AlTiN) coating provides quantum increases in productivity, either in terms of speed or longevity, with or without coolant. 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 Not for use in handheld drills or handheld routers. WARNING! 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. WARNING! Must have a CNC machine and the software to accept the programming needed to utilize helical circular interpolation. Note: For optimal results and extended tool life use mist lubricant system or air cooling.