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Drill America Cobalt Aircraft Extension Drills Are Similar To High-Speed Steel, But With More Cobalt For Improved Performance When Cutting Harder Metals Such As Stainless Steel Or Nickel Alloys Gold Oxide Is A Thinner Oxide Surface Treatment Than Black Oxide Typically Used To Identify Cobalt Steel Tools Performance Is Similar To Uncoated Tools Drill America Aircraft Extension Drills Are Manufactured To National Aerospace Standard 907 The 135A Split Point Is Self-Centering And Reduces Thrust Sizes Smaller Than 116 In Have The 118A Standard Point Drill America Aircraft Extension Drills Are Available In 6 In And 12 In Overall Lengths When Extra Reach Is Required
Frequently Asked Questions
- Q: What is the material of the Drill America drill bit? A: The drill bit is made of cobalt steel, which enhances its performance when cutting harder metals such as stainless steel.
- Q: What is the size of the Drill America drill bit? A: The drill bit is sized at #40 and comes in a pack of twelve, making it ideal for bulk usage.
- Q: What is the overall length of the Drill America drill bit? A: The overall length of the drill bit is six inches, providing extra reach for various drilling tasks.
- Q: How do I use the Drill America drill bit? A: To use the drill bit, insert it into a compatible drill and apply steady pressure while drilling into your material.
- Q: Is the Drill America drill bit suitable for hard materials? A: Yes, this drill bit is effective in drilling tough materials like stainless steel, inconel, and titanium.
- Q: Can I use this drill bit with any drill? A: Yes, the round shank design allows the drill bit to be used with a wide variety of tool holding systems.
- Q: How do I care for the Drill America drill bit? A: To keep the drill bit in good condition, clean it after use and store it in a dry place to prevent rust.
- Q: What is the shelf life of the Drill America drill bit? A: There is no specific shelf life, but storing it properly can help maintain its quality over time.
- Q: Is the Drill America drill bit safe to use? A: Yes, when used properly with appropriate safety measures, the drill bit is safe for drilling applications.
- Q: How does the Drill America drill bit compare to standard drill bits? A: The cobalt steel composition and 135° split point design give this drill bit enhanced performance over standard high-speed steel bits.
- Q: Is this drill bit recommended for beginners? A: Yes, the drill bit is user-friendly and suitable for both beginners and experienced users due to its effective design.
- Q: What if the Drill America drill bit arrives damaged? A: If the drill bit arrives damaged, contact customer support to initiate a return or replacement process.
- Q: What is the return policy for the Drill America drill bit? A: The return policy typically allows returns within a specified period, so check the retailer's guidelines for details.
- Q: Can I use this drill bit for woodworking? A: While the drill bit is designed for metalworking, it may not be ideal for woodworking due to its specialized design.
- Q: What type of point does the Drill America drill bit have? A: The drill bit features a 135° split point, which helps prevent walking and enhances precision during drilling.
- Q: Is this drill bit made in accordance with industry standards? A: Yes, it is manufactured to National Aerospace Standard 907, ensuring quality and reliability in performance.

