CHICAGO-LATROBE 69850 15PC 135 Degree Heavy-Duty Jobber Length Drill Set

The CHICAGO-LATROBE 69850 is a jobber-length drill bit set consisting of 15 pieces ranging in size from 1/16 inch to 1/2 inch. The drill bits are made from heavy duty high speed steel and features a split point tip with a 135-degree point angle. Each bit has a straight shank and a right-hand spiral flute. The set includes a metal index case and meets NAS 907 Type B standard.

Key Features:

• - Size range: 1/16" to 1/2" in fractional inch increments.
• - Number of pieces: 15 drill bits with overall lengths from 1 7/8" to 6".
• - Material: Heavy duty high speed steel construction.
• - Point type: Split point for reduced walking and improved centering.
• - Shank type: Straight, 1/6" diameter.
• - Spiral direction: Right hand with 2 flutes and helix angles between 21° and 34°.
• - Drill length class: jobber length class for general purpose drilling depths up to four times the drill diameter.
• - Finish: Black oxide coating.
• - Primary material applications: Cast iron and steel (ISO codes K, P).
• - Includes metal drill bit case for storage and organization.

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