HSS Twist Drill Bit with Morse Taper Shank MK2, 21.5 mm, DIN 345, Oxide Finish

Precision drilling in tough materials demands a bit that stays sharp, centered, and rigid under load. This HSS twist drill bit with Morse taper shank MK2 answers that need, combining ground flutes, an oxide finish, and a DIN 345 profile for reliable performance in steel, cast iron, non-ferrous metals, and plastics.

Who is it for

Machinists, metalworkers, and maintenance professionals who need a durable, accurate drill for larger holes in industrial or workshop settings. It is especially suited for use with Morse taper drill presses and lathes.

Main features

• High-speed steel (HSS) body with black oxide finish for improved wear resistance and chip flow.
• Morse taper shank MK2 for secure, self-centering mounting in compatible machine spindles.
• Ground flutes and 118° point angle for clean, accurate cutting with reduced walking.
• DIN 345 standard ensures consistent geometry and interchangeability.
• Diameter 21.5 mm, flute length 150 mm, overall length 248 mm.

Specifications

• Drill bit type: Twist drill bit
• Shank type: Morse taper shank, size MK2
• Material: High-speed steel (HSS)
• Standard: DIN 345
• Diameter: 21.5 mm
• Overall length: 248 mm
• Flute length: 150 mm
• Finish: Oxide (black oxide)
• Cutting direction: Right-hand
• Point angle: 118°
• Tolerance: h8
• Recommended for: Steel, cast iron, non-ferrous metals, plastics

Tips

Use appropriate cutting fluid when drilling steel to extend tool life and improve finish. Ensure the Morse taper socket is clean and free of burrs before mounting. For deep holes, withdraw the bit periodically to clear chips and prevent overheating.