CHICAGO-LATROBE 45640 29PC 135 Degree Heavy-Duty Jobber Length Drill Set

The CHICAGO-LATROBE 45640 is a jobber length drill bit set composed of 29 high speed steel bits intended for drilling materials classified under ISO codes K and P (cast iron and steel). The bits feature split point tips with a 135-degree point angle to help ensure accurate starts. This set includes drill sizes from 1/16 inch up to 1/2 inch in fractional inch increments and comes housed in a metal drill index case for organized storage.

Key Features:

• - Drill bits made from high speed steel (HSS).
• - Includes 29 pieces with sizes ranging from 1/16" to 1/2".
• - Jobber-length design with overall lengths from 1 7/8" to 6".
• - Split point drill tips with a 135° angle for split point centering.
• - Two-flute spiral design with right-hand cutting direction.
• - Straight shank type with a diameter of 1/6".
• - Measurement system based on fractional inch sizing.
• - Complies with NAS 907 Type B standard.
• - Includes a metal index case for bit organization and storage.

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