Dormer A777 HSS E High Speed (8%) Cobalt Jobber Drill Bit with 135 Degree Split Point, Pack of 10pcs

General description A777 Metric Cobalt Jobber Drill Bits are high-quality, heavy-duty drill bits designed for metal drilling, particularly effective on tougher materials such as steel, cast iron, titanium, nickel, stainless steel, copper, magnesium, aluminum, and ceramic metals. They feature a 135° split point that minimizes heat generation during drilling, making them ideal for applications in the Aerospace Industry. Technical specifications Material: HSCo Cobalt steel Tip diameter: 4.50 mm Working length: 47 mm Overall length: 81 mm Flute Geometry: Standard Helix, Right hand spiral Point Angle: 0.30 mm - 0.95 mm (118° Conical point), 1.00 mm to 1.40 mm inclusive (135°), 1.50 mm and above (135° split point) Surface Treatment: Bronze Standards: DIN 338 RN / BS328 / ISO 235 Compatibility and accessories Compatible with standard drill chucks and drill presses Suitable for use with metalworking tools and accessories designed for HSS drills Installation Insert the drill bit into a

A777 Metric Cobalt Jobber Drill Bits have a heavy-duty 135° split point for use when greater heat is generated during drilling e.g on higher tensile tougher materials and in particular the Aerospace Industry. Specification Flute Geometry: Standard Helix Right hand spiral Thick WebPoint Angle: 0.30 mm - 0.95 mm 118° Conical point1.00 mm to 1.40 mm inclusive 135° 4 facet point1.50 mm and above 135° split point sizes (Split point geometry to NAS 907 Aerospace Specification type P3 Point) Surface Treatment: BronzeMaterial: HSCo Cobalt steel DIN 338 RN / BS328 / ISO 235Tip diameter: 4.50mmWorking length: 47mm.Overall length: 81mm.PTDDOR450COB