M8 1 Piece Straight Shank Counterbore End Mill Four Flute HSS End Mill For Metalworking With 12mm Shank Diameter 14mm Cutting Edge Diameter 8.2mm Guidepost And 67mm Overall Length Durable High Speed Steel Cutter

Premium HSS Counterbore End Mill for Metalworking
✔️ 4-flute HSS design with 14mm cutting edge, 12mm shank, 67mm length for precise and durable metal cutting tasks

This counterbore end mill is a single-piece HSS tool designed for creating accurate countersinks and spotfaces in metal. It's commonly used in workshops and manufacturing for drilling operations on materials like steel and aluminum, helping machinists achieve clean, professional finishes.

✅ Material: High-Speed Steel for superior toughness and impact resistance
✅ Flutes: 4 for higher feed rates and smoother surface finishes on side walls
✅ Dimensions: Cutting edge diameter 14mm (0.55in), shank diameter 12mm (0.47in), overall length 67mm (2.64in)
✅ Guidepost: 8.2mm (0.32in) for precise countersinking and flat screw seating

💡 What makes HSS end mills a solid choice for tough machining jobs?
This type of end mill delivers reliable performance in everyday metalworking.
- Excels in intermittent cuts without chipping
- Handles higher feed rates to boost efficiency
- Provides accurate countersinks for secure fittings
- Works well on standard machines for broad applications