RUKO HGB-DIN2181-HSS-60°-MF-27x2.00mm Countersink Bit

This RUKO countersink bit stands out with its 60° included angle and 27 mm nominal diameter, ideal for creating precise chamfers and deburring holes in a variety of materials. Its high-speed steel construction with ground flutes ensures clean cuts and long tool life.

Highlights

• High-speed steel (HSS) for durability
• 60° included angle for standard countersinks
• 27 mm nominal diameter
• Three flutes for smooth cutting
• Cylindrical shank with 12 mm diameter

In daily use

Use this countersink bit to deburr or chamfer holes in steel, cast iron, non-ferrous metals, and plastics. The right-hand cutting direction and bright finish make it suitable for both hand-held and machine applications. The 71 mm overall length and 20 mm flute length provide good reach and stability.

Full specifications

• Tool Type: Countersink
• Material: High-Speed Steel (HSS)
• Included Angle: 60°
• Nominal Diameter (D): 27 mm
• Standard: DIN 335 C
• Number of Flutes: 3
• Shank Type: Cylindrical Shank
• Shank Diameter (d1): 12 mm
• Overall Length (L): 71 mm
• Flute Length (l1): 20 mm
• Cutting Direction: Right-hand cut
• Surface Finish: Bright (Uncoated)
• Application: Deburring, Chamfering, Countersinking
• Suitable Materials: Steel, Cast Iron, Non-ferrous metals, Plastics
• Manufacturing Process: Ground Flutes
• Point Angle: 60°
• Tolerance: h11

Final note

Precision-ground for consistent performance, this countersink bit is a reliable choice for professional metalworking and general workshop use.