CLEVELAND C70365 29PC NAS907 Type J Heavy-Duty Cobalt Jobber Lgth Drill Set

The CLEVELAND C70365 is a jobber length drill bit set comprising 29 cobalt drill bits ranging in size from 1/16" to 1/2" in fractional inch measurements. The drill bits feature a split point design with a 135° point angle and two-flute spiral construction, with a two-flute spiral.

These drill bits are constructed of cobalt per the specified cobalt material grade with straight shanks and come with a metal drill index for storage and organization. The bits are specified for use on aluminum, stainless steel, steel, and titanium. Conforms to NAS 907 Type J aircraft drill bit specifications.

Key Features:

• - Drill bit sizes: 1/16" to 1/2" by 64ths, totaling 29 pieces.
• - Jobber length drill bits with overall lengths ranging from 1 7/8" to 6".
• - Are constructed of cobalt per the specified cobalt material grade.
• - Split point design with a 135° point angle.
• - Two-flute spiral with helix angle between 21° and 34°.
• - Straight shank design with a 1/16" shank diameter.
• - Includes metal drill index for organized storage.
• - Specified for drilling aluminum, stainless steel, steel, and titanium (ISO codes M, N, P, S).
• - Conforms to NAS 907 Type J aircraft drill bit specifications.

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