A777 8.50MM HSCo Heavy Duty Jobber Drill Dormer

ManoMano

Dormer: A777 8.50MM HSCo Heavy Duty Jobber Drill 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 Aerospace Specification type P3 Point) Surface Treatment Bronze Material HSCo Cobalt steel DIN 338 RN / BS328 / ISO 235 MPN: 5971300 EAN: 7320760375594 A777 8.50MM HSCo Heavy Duty Jobber Drill Attributes: Coolant Delivery: External Cutting Direction: Right Hand Drill Diameter: 8.5mm Drill Diameter Tolerance: h8 Finish/Coating: Bronze Flute Construction: Ground Flute Flute Length: 75mm Flute Type: Spiral Helix Type: Normal Helix MFR Part No.: A7778.5 Material: Cobalt High Speed Steel Number of

Amazon

High Speed Cobalt (HSCo) provides superior hot hardness when drilling 135 degree split point provides self centering, low thrust and easier penetration Heavy Duty design provided increase strength for drilling difficult materials Bronze finish identifies Cobalt based substrate and reduces built-up-edge For use on machines or hand held applications

Zoro Tools

A777 HSS-Co Heavy Duty Jobber Drill Excellent for drilling higher tensile, tougher materials. 135 split point for improved precision and finish (over 1.5mm). Size range: 0.3 - 16.0mm, 1/16 - 1/2