RUKO HGB-Set-DIN2181-HSS-60°-7/8x Center Drill Set, 7 Pieces, 1.0-5.0 mm, HSS, 60° Point Angle, DIN 2181

This RUKO center drill set provides a complete range of HSS center drills for precise centering operations on lathes, milling machines, and drill presses. The set includes 7 drills with nominal diameters from 1.0 mm to 5.0 mm, all featuring a 60° point angle and DIN 2181 compliance for reliable performance in metalworking.

Advantages

• High-speed steel (HSS) construction with hardness of HRC 62-64 for durability and long tool life.
• Ground from solid for accurate geometry and smooth cutting.
• Bright finish (uncoated) reduces friction and improves chip evacuation.
• Right-hand cutting direction suits standard drilling operations.
• Supplied in a robust metal case for organized storage and protection.

Suitable for

• Creating center holes for turning, grinding, and subsequent drilling.
• Use on steel, cast iron, non-ferrous metals, and plastics.
• Compatible with drill chucks and collets on lathes, milling machines, and drill presses.

Key specifications

• Set contents: 1.0, 1.6, 2.0, 2.5, 3.15, 4.0, 5.0 mm nominal diameters.
• Standard: DIN 2181.
• Material: High-speed steel (HSS).
• Point angle: 60°.
• Number of pieces: 7.
• Shank type: Cylindrical.
• Surface treatment: Bright finish.
• Heat resistance: Up to 600°C.

Recommendations

Store the drills in a dry environment to maintain their corrosion resistance. Use appropriate cutting speeds and feeds for HSS tools to maximize tool life.