CHICAGO-LATROBE 57850 29PC 135 Degree Heavy-Duty Cobalt Jobber Lngth Drill Set

The CHICAGO-LATROBE 57850 is a jobber length drill bit set consisting of 29 cobalt drill bits sized from 1/16" to 1/2" in fractional inch measurements. It has split point tips with a 135-degree point angle and a right-hand spiral direction. The set is intended for drilling applications in the listed materials: aluminum, cast iron, hardened steel, stainless steel, steel, and titanium (as applicable to the workpiece and cutting conditions). Each drill bit in the set has a straight shank and has overall lengths ranging from 1 7/8 inches up to 6 inches. The set is supplied in a metal drill index for organization and storage.

Key Features:

• - Drill bit sizes range incrementally from 1/16" to 1/2" by 64ths, totaling 29 pieces.
• - Is made from cobalt for use in drilling metal workpieces.
• - Jobber length style with a depth-to-diameter ratio of 4xD.
• - Straight shank type; diameter: 1/6 inch.
• - Split point design; point angle: 135°.
• - Right-hand spiral and cutting direction.
• - Includes metal drill index case for bit organization.
• - Complies with NAS 907 Type J standard.

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