"Five star" center point for easy positioning and effortless drilling, equally important, these bits are extremely accurate in diameter.
Double flutes give superior chip clearance, and the sharply defined lips have a slight negative angle on the lip tips to score the hole for clean entry and smooth sidewalls.
Round shank fits all standard chucks.
Either made from high quality carbon steel or equality better materials.
Right hand cutting.
Strict European standard for consistent quality assurance.