CHICAGO-LATROBE 45639 60PC 135 Degree Heavy-Duty Jobber Length Drill Set

The CHICAGO-LATROBE 150ASP Jobber Length Drill Bit Set contains 60 high-speed steel drill bits intended for use with cast iron and steel. These drill bits feature a split point with a 135-degree point angle and a spiral flute design, cutting in a right-hand direction. The bits are jobber length and come in sizes ranging from #60 to #1, with various overall lengths between 1 5/8 inches and 3 7/8 inches. The set is supplied in a metal index case and is classified under NAS 907 Type B standards.

Key Features:

• - Drill bit material: high-speed steel drill bit material
• - Size range: #60 (smallest) to #1 (largest), total of 60 pieces.
• - Drill style: Jobber length with straight shanks, diameter of 1/25 inch.
• - Point type: split point with a 135-degree point angle.
• - Flute type: Two-flute spiral with a helix angle between 21° and 34°.
• - Cutting direction: Right-hand spiral.
• - Available overall lengths between 1 5/8 inches and 3 7/8 inches.
• - includes a metal index case
• - intended material applications: cast iron and steel (ISO codes K and P).
• - finished with black oxide
• - Meets NAS 907 Type B standards for drill bit classification.

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