Dormer A777 7.00MM HSCo Heavy Duty Jobber Drill

ManoMano

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 Web Point Angle: 0.30 mm - 0.95 mm 118° Conical point 1.00 mm to 1.40 mm inclusive 135° 4 facet point 1.50 mm and above 135° split point sizes (Split point geometry to NAS 907 Areospace Specification type P3 Point) Surface Treatment: Bronze Material: HSCo Cobalt steel DIN 338 RN / BS328 / ISO 235Tip diameter: 7.0mm Working length: 69mm. Overall length: 109mm.

Zoro Tools

Series A777 HSS-Co heavy duty jobber drills are ideal for applications where more heat is generated, such as machining higher tensile materials. Their high-speed steel/cobalt construction makes them durable even when working in tough conditions. Features and Benefits Excellent for drilling higher tensile, tougher materials 135 split point for improved precision and finish (over 1.5mm) Typical Applications Drilling Alloy steel Tempered steel Hardened steel Malleable cast iron Titanium Nickel alloy Aerospace Standards Manufactured to BS 328, DIN 338.