60PC 135 Degree Heavy-Duty Screw Machine Length Set Cle-Line 1896 Steam Oxide HSS RHS/RHC No 1-No 60 MPN:C21947

The CLE-LINE C21947 is a screw machine drill bit set composed of 60 high-speed steel bits intended for drilling applications in alloy, carbon and tool steels, and cast iron. The bits feature a split point tip with a 135-degree point angle and a black oxide finish to reduce wear. Each drill bit has a screw-machine length with two flutes and a straight shank, intended for right-hand cutting applications. The set includes wire gauge sizes #60 to #1 (60 pieces) and includes a metal drill index case for secure bit storage and organization.

Key Features:

• - Drill bit sizes included: #60 to #1 (60 pieces)
• - Material: Heavy duty high-speed steel
• - Point type: Split point with a 135° point angle
• - Flutes: 2 spiral flutes with helix angles between 21° and 34°
• - Shank type: Straight
• - Finish: Black oxide
• - Drill length class: Screw-machine length
• - Measurement system: Wire gauge
• - Cutting direction: Right hand
• - Depth to diameter ratio: 4x diameter
• - Includes metal drill index case for organization

Additional Information