General description A100 Series HSS Straight Shank Jobber Drills (Metric) are general-purpose drills made from durable high-speed steel. They feature a black oxide steam tempered coating that enhances chip flow and heat resistance, making them suitable for various metal applications. Technical specifications Material: High Speed Steel Drill Diameter: 11.2mm Flute Length: 94mm Overall Length: 142mm Point Angle: 118° Helix Angle: Normal Number of Flutes: 2 Web Thickness: Standard Relief Angle: 10 - 20 Tolerance of Diameter: h8 Tolerance of Shank: f11 Finish/Coating: Steam Tempered Black Oxide Standards Met: DIN 338 Compatibility and accessories Suitable for use on a range of metals including: Steel Grey cast iron Malleable cast iron Nickel brass Aluminium alloy Graphite Usage These drills are ideal for general-purpose drilling in various metals, providing durability and efficiency in performance. Other information