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 235 Tip diameter: 4.20mm Working length: 43mm. Overall length: 75mm. https://elecena.pl/product/27255384/dormer-a7774-2-a777-hsco-heavy-duty-jobber-drill-4-20mm-ol-75mm-wl-43mm 2024-11-13 https://elecena.pl/product/27255384/dormer-a7774-2-a777-hsco-heavy-duty-jobber-drill-4-20mm-ol-75mm-wl-43mm 2025-03-14 https://elecena.pl/product/27255384/dormer-a7774-2-a777-hsco-heavy-duty-jobber-drill-4-20mm-ol-75mm-wl-43mm 2025-03-26 https://elecena.pl/product/27255384/dormer-a7774-2-a777-hsco-heavy-duty-jobber-drill-4-20mm-ol-75mm-wl-43mm 2025-11-25 https://elecena.pl/product/27255384/dormer-a7774-2-a777-hsco-heavy-duty-jobber-drill-4-20mm-ol-75mm-wl-43mm 2026-05-08 https://elecena.pl/product/27255384/dormer-a7774-2-a777-hsco-heavy-duty-jobber-drill-4-20mm-ol-75mm-wl-43mm 2026-05-29 https://elecena.pl/product/27255384/dormer-a7774-2-a777-hsco-heavy-duty-jobber-drill-4-20mm-ol-75mm-wl-43mm 2026-06-21 https://elecena.pl/product/27255384/dormer-a7774-2-a777-hsco-heavy-duty-jobber-drill-4-20mm-ol-75mm-wl-43mm 2026-07-15