CHICAGO-LATROBE 57728 115PC 118 Deg Jobber Drill Set Chicago-Latrobe 150 Steam

The CHICAGO-LATROBE 57728 is a jobber-length drill bit set composed of 115 high speed steel drill bits rated for drilling cast iron and steel. The set includes fractional inch, letter, and wire sizes ranging from #60 (1/16") to #1 (1/2"), with two-flute, conventional point bits intended for right-hand cutting. The bits feature a black oxide finish and straight shanks, supplied in a metal index case for organized storage.

• - Drill bit sizes included cover #60 to #1 and A to Z, with increments in fractional, letter, and wire gauges.
• - Manufactured from high speed steel for general drilling applications.
• - Jobber-length drills with overall lengths varying from 1 5/8" to 6".
• - Point angle of 118 degrees and conventional point type for general drilling tasks.
• - Two-flute spiral design with helix angles between 21° and 34° and right-hand spiral direction.
• - Straight shank type with shank diameter of 1/25 inch.
• - Complies with ASME B94.11M-1993 standards.
• - Supplied in a metal drill index case for convenient organization and access.

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