A777 HSCo Heavy-Duty Jobber Drill 1.00mm OL:34mm WL:12mm

<p>A777 Metric Cobalt Jobber Drill Bits have a heavy-duty, 135&deg; split point for use when greater heat is generated during drilling, e.g on higher tensile tougher materials and in particular the Aerospace Industry.</p> <p>Specification</p> <p>Flute Geometry: Standard Helix, Right hand spiral, Thick Web<br />Point Angle: <br />0.30 mm - 0.95 mm 118&deg; Conical point<br />1.00 mm to 1.40 mm inclusive 135&deg; 4 facet point<br />1.50 mm and above 135&deg; split point sizes (Split point geometry to NAS 907 Areospace Specification type P3 Point)</p> <p>Surface Treatment: Bronze<br />Material: HSCo Cobalt steel</p> <p>DIN 338 RN / BS328 / ISO 235</p><p>Tip diameter: 1.0mm<br />Working length: 12mm.<br />Overall length: 34mm.</p>