General description SwissTech's 8.70MM Heavy Duty Cobalt + TiN Drill is designed for high-performance drilling in tough materials. It is particularly effective for drilling steels with a tensile strength of up to 1,400 N/mm², including stainless steels, heat and acid-resistant steels, and phosphor bronze. The drill features a TiN coating that enhances tool longevity, making it a reliable choice for demanding applications. Technical specifications Drill Diameter: 8.7mm Flute Length: 81mm Overall Length: 125mm Point Angle: 135° Number of Flutes: 2 Helix Angle: 28° Material: Cobalt High Speed Steel Finish/Coating: TiN Flute Type: Spiral Flute Construction: Ground Flute Shank Diameter Tolerance: f11 Drill Diameter Tolerance: h8 Web Thickness: Strengthened Form C Standards Met: BS 328, DIN 1412C, DIN 338 Compatibility and accessories No specific compatibility or accessories mentioned. Installation No specific installation information provided. Usage This drill is ideal for drilling into