Description
Drill America D/AA/CX61/2 1/2″ x 6″ HSS Aircraft Extension Drill Bit, Drill America, D/AA/CX61/2
Manufactured to Aerospace Standard 907. The 135 degree split point is self-centering and reduces thrust. Ideal for drilling in mild steel where extra length for reach is required. They have a black oxide surface treatment that is abrasion resistant, reduces chip welding and improves chip flow. Sizes smaller than 1/16 and #52 have the 118 degree standard point.
Size: 1/2, Material: High Speed Steel, Finish: Black Oxide, Flute Length: 4-1/2, Overall Length: 6, Shank Type: Round, Style: Aircraft Extension, Cutting Angle: 135, Point Type: Split Point, Number of Flutes: 2, Cutting Direction: Right Hand
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