RUKO ZEB-HSS-DIN333-A-5,0mm centerboor

Machinists and metalworkers rely on the RUKO ZEB-HSS-DIN333-A-5.0mm to produce accurate center holes in workpieces before drilling or turning. This center drill is ground from high-speed steel and conforms to DIN 333 Type A, ensuring consistent geometry for precise centering.

Key specifications

• Product type: Center Drill
• Material: High-Speed Steel (HSS)
• Standard: DIN 333 Type A
• Body diameter (d1): 5.0 mm
• Pilot hole diameter (d): 1.6 mm
• Overall length (l1): 50 mm
• Conical length (l2): 10 mm
• Point angle: 60°
• Shank type: Cylindrical
• Cutting direction: Right-hand cut
• Surface finish: Bright (Uncoated)
• Number of flutes: 2
• Manufacturing process: Ground profile
• Suitable materials: Steel, Cast Iron, Non-ferrous metals, Plastics

Why choose it

The RUKO center drill delivers reliable performance for creating precise center holes that guide subsequent drilling operations. Its HSS construction provides good wear resistance, while the ground profile ensures sharp cutting edges and accurate dimensions.

Ideal use cases

• Preparing workpieces for lathe centers
• Creating pilot holes for twist drills
• Machining steel, cast iron, non-ferrous metals, and plastics

Good to know

Supplied as a single piece. The cylindrical shank fits standard drill chucks and collets.