RUKO KEB-HSS-TiAlN Mod.55 24.0mm TiAlN-Coated HSS Twist Drill Bit DIN 338

With a 24.0 mm diameter and TiAlN coating, this RUKO twist drill bit delivers high heat resistance and very high wear resistance for demanding drilling tasks in alloyed and unalloyed steel up to 900 N/mm² tensile strength.

Overview

The RUKO KEB-HSS-TiAlN Mod.55 is a precision ground twist drill bit made from high-speed steel (HSS) with a titanium aluminum nitride (TiAlN) coating. It conforms to DIN 338 and features a cylindrical shank, 118° point angle, and right-hand cutting direction. The drill bit has a total length of 150 mm and a flute length of 95 mm, with a diameter tolerance of h8.

What stands out

• TiAlN coating provides high heat resistance and very high wear resistance, extending tool life.
• Suitable for a wide range of materials: alloyed and unalloyed steel, cast iron, malleable cast iron, non-ferrous metals, and plastics.
• Precision ground for accurate holes and excellent chip evacuation.
• Compatible with stationary drilling machines and hand drills.

Technical details

• Material: High-Speed Steel (HSS)
• Coating: Titanium Aluminum Nitride (TiAlN)
• Drill Diameter: 24.0 mm
• Model Series: Mod. 55
• Standard: DIN 338
• Shank Type: Cylindrical Shank
• Point Angle: 118°
• Cutting Direction: Right-hand cutting
• Tolerance: h8
• Total Length: 150 mm
• Flute Length: 95 mm
• Max. Tensile Strength: Up to 900 N/mm²

Our verdict

A robust and versatile drill bit for general purpose drilling, especially in tough steel applications where heat and wear resistance are critical.