2 Groove short Carbide Twist drill on shank Busch 4205


These Busch 4205S short carbide twist drills are made for just one application: drilling precise holes in hard metals for pave diamond setting.
Short drills make sense because the holes drilled are relatively shallow and long drills have a tendency to break due to torsional stress.
Short drills make sense because the holes drilled are relatively shallow and long drills have a tendency to break due to torsional stress.
Use: for drilling on steel, platinum, titanium, hard metal alloys, gold, silver and other alloys.
Price each
Shank: Ø 2.35 mm
Speed: 5,000 - 9,000 RPM (manual) / 8,000 - 14,000 RPM (stationary)
Advantage: durable, solid, safe and quick, short version.
Also available individually.