Broca helicoidal VHM Ø 3,80 mm 24/66 mm 3xD HA6 AlTiN X-DRILL DIN 6537

CNC machinists and precision workshops drilling hardened steels and stainless alloys rely on this solid carbide twist drill for exact 3.80 mm holes with high repeatability. The AlTiN-coated VHM body and 3xD short series geometry ensure stable, high-performance drilling in demanding production environments.

Key specifications

• Drill diameter: 3.80 mm
• Flute length: 24 mm
• Overall length: 66 mm
• Material: Solid carbide (VHM)
• Coating: AlTiN (Aluminium Titanium Nitride)
• Point angle: 140°
• Shank: Cylindrical, HA6, h6 tolerance, diameter 3.80 mm
• Standard: DIN 6537 K (short series)
• Drilling depth: 3 x D
• Coolant: External
• Series: X-DRILL

Why choose it

Precision-ground from micrograin carbide with optimized flute geometry, this drill offers excellent chip evacuation and reduced cutting forces. The AlTiN coating provides high heat resistance and wear protection, extending tool life in abrasive materials. The h6 shank tolerance ensures secure clamping and minimal runout for accurate hole positioning.

Ideal use cases

• High-performance drilling in steel, stainless steel, cast iron, and non-ferrous metals
• CNC machining centers and high-speed drilling operations
• Production of precision components requiring tight hole tolerances
• Short-hole drilling applications up to 3 times diameter

Good to know

This drill conforms to DIN 6537 K short series, making it compatible with standard tool holders and collets. External coolant supply is recommended to maximize tool life. The X-DRILL series is engineered for consistent performance in demanding production environments.