CHICAGO-LATROBE 47925 135 Degree Heavy-Duty Cobalt Jobber Length Drill Set

The CHICAGO-LATROBE 47925 is a jobber-length drill bit set featuring 25 cobalt drill bits sized from 1 mm to 13 mm in 0.5 mm increments. These metric drill bits have a split point design with a 135-degree point angle identified as suitable for drilling aluminum, cast iron, stainless steel, and steel. The set is supplied in a metal index case and meets NAS 907 Type B standards. The drill bits have straight shanks with a right-hand spiral direction.

• - Material: Cobalt (M42 grade) for made of cobalt (M42 grade).
• - Drill bit type: Jobber-length with size range 1 mm to 13 mm in 0.5 mm increments.
• - Point type: P3 split point with 135-degree point angle (135°) has a P3 split point design with a 135-degree point angle (135°).
• - Number of flutes: 2 spiral flutes with right-hand cutting direction.
• - Overall lengths range from approximately 1 11/32 inches to 5 61/64 inches, depending on drill size.
• - Includes 25 pieces housed in a metal drill index for organized storage.
• - Shank diameter: approximately 0.0394 inch (1/25 in), with straight shanks.
• - Primary material codes: K (cast iron), M (stainless steel), N (non-ferrous metals), P (steel).
• - Meets aerospace standard NAS 907 Type B standards.

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