General description The SwissTech 9.70MM Heavy Duty Cobalt Drill is designed for high-performance drilling in hard metals, including stainless steel and bronze. With an addition of up to 8% cobalt, this drill offers enhanced durability and productivity at high speeds. Its 135° point angle ensures precise hole making and efficient cutting, while its excellent corrosion resistance extends the tool's lifespan. Technical specifications Drill Diameter: 9.7mm Flute Length: 87mm Overall Length: 133mm Point Angle: 135° Helix Angle: 28° Number of Flutes: 2 Material: Cobalt High Speed Steel Finish/Coating: Bright Flute Type: Spiral Flute Construction: Ground Flute Web Thickness: Form C Shank Diameter Tolerance: f11 Drill Diameter Tolerance: h8 Standards Met: BS 328, DIN 338, DIN 1412C Coolant Delivery: External Cutting Direction: Right Hand Series: 1020 Usage This drill is ideal for cutting and drilling through hard metals, making it suitable for various applications in metalworking and