CLEVELAND C70371 29PC NAS907 Type B Heavy-Duty Jobber Lngth Drill Set Cleveland

The CLEVELAND - C70371 is a jobber length drill bit set consisting of 29 high speed steel bits ranging in size from 1/16 inch to 1/2 inch, measured in fractional inches. The set conforms to NAS 907 Type B standards.

Key Features:

• - Number of drill bits: 29 pieces with sizes from 1/16" to 1/2" in 64th increments.
• - Drill length class: Jobber length, with overall lengths ranging approximately from 1 7/8" to 6".
• - Material: High speed steel.
• - Point type: Split point.
• - Flutes: 2 spiral flutes with a right-hand cutting direction and helix angles between 21° and 34°.
• - Shank: Straight shank with a diameter of 1/16".
• - Measurement system: Fractional inch.
• - Primary material applications include aluminum, cast iron, stainless steel, and steel as classified by ISO codes K, M, N, and P.
• - Drill bit case: Metal drill index for organized storage.

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