RUHI Center Drill A 3.15 X 8

The Center Drill Type A 3.15×8 mm is a precision plain type double-ended center drill, designed according to DIN 333A / ISO Standard for accurate centering and pilot hole creation.
It is ideal for turning, grinding, and drilling operations on CNC machines, lathes, and toolroom setups.

Made from premium-grade High-Speed Steel (HSS) or Solid Carbide, this drill ensures excellent hardness, wear resistance, and tool life.
The 60° included angle enables precise centering and prevents drill wandering, ensuring accurate alignment for subsequent machining operations.

As a Type A drill, it features a plain design (no protective chamfer) — suitable for standard centering, pilot holes, and alignment tasks.
The 3.15×8 mm size is one of the most commonly used sizes for medium and heavy-duty machining applications.