CLE-LINE C21133 29PC 135 Degree Heavy-Duty Screw Machine Length Set Cle-Line

The CLE-LINE - C21133 is a screw machine drill bit set containing 29 pieces made from High Speed Steel (HSS). This set includes fractional inch sizes ranging from 1/16 inch up to 1/2 inch in 64ths increments. The drill bits feature a split point with a 135-degree angle and two spiral flutes marked/configured for right-hand cutting. They are specified for drilling alloy, carbon and tool steels, and cast iron. The bits come in a metal drill index case and have a screw-machine length class suitable for standard screw-machine applications.

Key Features:

• - Number of drill bits: 29, sized from 1/16" to 1/2" by 64ths
• - Drill bit material: High Speed Steel (HSS)
• - Point type: Split point with 135° angle
• - Flute type: Two spiral flutes with helix angles between 21° and 34°
• - Shank type: Straight
• - Drill length class: Screw-machine length
• - Cutting direction: Right hand
• - Includes metal drill index case for organization and storage
• - Measurement system: Fractional inch sizes
• - Application: is compatible with alloy, carbon and tool steels, and cast iron
• - Finish: Black oxide coating
• - Depth-to-diameter ratio: 4 times diameter (4xD)

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