Pilot Slotting Tool Bit Counterbore End Mill HSS Beast Milling Cutter With Titanium Coating For Metal Milling Pilot Hole Counterbore Cutter M14.4x24x12x90 Fits M3 To M16 Sizes Great For Low Carbon Steel Aluminum Copper Iron And Non Ferrous Metals One Set

High Speed HSS Counterbore End Mill for Pilot Holes M3-M16
✔️ Fits M3-M16, Ti-coated HSS, 14.4x24x12x90 mm cutter

This pilot slotting tool bit is built for metalworking projects. It’s designed to cut pilot holes and counterbores in a range of metals, including low-carbon steel, aluminum, copper, iron, and non-ferrous materials. The set includes one counterbore cutter sized for M3 to M16 shanks.

✅ Material: High-speed steel (HSS) with titanium coating
✅ Coating: Titanium for wear resistance in busy milling
✅ Size range: M3, M4, M5, M6, M8, M10, M12, M14, M16 (optional)
✅ Application: Milling pilot holes and counterbores in metals like steel, aluminum, copper, iron, non-ferrous metals
✅ Package: 1 SET Counterbore Mill Cutter
✅ Overall cutter size: 14.4x24x12x90 mm

💡 What is a counterbore end mill used for in metalworking and why choose a titanium coated HSS version?

• Efficiently creates flat-bottom counterbores for fasteners
• Delivers precise pilot holes in steel, aluminum, copper, and non-ferrous metals
• Titanium coating reduces wear and extends tool life in high-speed milling
• Supports M3-M16 shanks for flexible machining setups