RUKO HGB-DIN2181-HSS-60°-MF-6x0.50mm Center Drill Bit

The RUKO HGB-DIN2181-HSS-60°-MF-6x0.50mm is a precision combination center drill and countersink engineered for creating accurate center holes in turning and grinding operations. Unlike standard twist drills, this tool combines a pilot drill and 60° countersink in one, ensuring perfectly centered holes for subsequent machining. Manufactured to DIN 2181, Form A, it features a ground cutting edge from high-speed steel (HSS) with a bright finish, delivering clean cuts and long service life.

Highlights

• Combination center drill and countersink for efficient hole preparation
• 60° point angle for standard center holes
• Ground HSS construction for durability and precision
• Right-hand cutting direction
• Suitable for steel, cast iron, non-ferrous metals, and plastics

In daily use

This center drill bit is ideal for machinists and metalworkers who need reliable, accurate center holes before drilling or turning. The 6.0 mm body diameter and 0.5 mm pilot hole diameter provide a stable start, while the 45 mm overall length offers good reach. With two flutes for efficient chip evacuation, it performs consistently across a range of materials.

Full specifications

• Standard: DIN 2181
• Form: A (without protecting chamfer)
• Material: High-Speed Steel (HSS)
• Point Angle: 60°
• Body Diameter (d1): 6.0 mm
• Pilot Hole Diameter (d2): 0.5 mm
• Overall Length (l1): 45 mm
• Shank Diameter: 6.0 mm
• Cutting Edge Type: Ground
• Cutting Direction: Right-hand
• Surface Treatment: Bright finish
• Number of Flutes: 2
• Suitable for Materials: Steel, Cast Iron, Non-ferrous metals, Plastics
• Tool Type: Combination Center Drill and Countersink

Final note

A dependable center drill bit that meets the demands of precision machining.