Manufacturer Varies Jobber Drill Set,Parabolic,29 PC,HSS 5UDN9

The ZORO SELECT - 5UDN9 is a jobber-length drill bit set comprising 29 high speed steel drill bits intended for fractional inch size drilling. It features split point drill tips with a 135-degree point angle and right-hand spiral flutes, intended for use on workpieces classified as ISO K, ISO N, and ISO P (including aluminum, cast iron, and steel). The set covers a size range from 1/16 inch to 1/2 inch, with available lengths providing cutting engagement up to a 4x diameter ratio. The bits have straight shanks with a 1/6 inch diameter. Key Features: - Number of drill bits: 29 pieces ranging from 1/16" to 1/2" by 64ths - Material: high speed steel - Point type: split point with 135° point angle - Lengths vary from 1 7/8" up to 6" overall - Flutes: 2 spiral flutes with a helix angle between 21° and 34° - Measurement system: Fractional inch sizes - Spiral direction: Right hand - Shank type: Straight with a diameter of 1/6 inch