Description
Drillco 28E390BB 39mm x 3.0 Metric Bottoming Tap includes straight flute “hand taps,” widely recognized as the most popular and versatile taps for general machine tapping operations. This bottoming tap is specifically designed to complete threads to the bottom of blind holes with precision and reliability. Suitable for a wide range of materials such as steel, aluminum, brass, and plastics, it is ideal for production tapping and hand operations. Engineered for long life and consistent performance, this tap ensures clean, accurate threads with minimal tool wear, making it an essential tool for machinists and maintenance professionals.
Features:
- Made from general purpose high-speed steel (HSS) for extended tool life
- 118° conventional point for rapid penetration and smooth thread cutting
- Bright finish enhances lubricity and reduces wear, especially in non-ferrous materials like aluminum
- Jobber length suited for most general tapping applications
- Straight flute geometry for effective chip evacuation
- Standard square shank compatible with standard-sized tap wrenches
Benefits:
- Ideal for completing threads in blind holes
- Durable and long-lasting design suitable for production and hand use
- Accurate thread formation with minimal burrs or damage
- Versatile use across various materials and tapping needs
Technical Specifications:
- Model: 28E390BB
- Size: 39mm x 3.0
- Type: Metric Bottoming Tap (Straight Flute)
- Material: General Purpose High-Speed Steel (HSS)
- Point Angle: 118° Conventional
- Finish: Bright
- Length: Jobber Length
- Shank: Standard Square
- Application: General machine tapping in various materials
- Country of Origin: USA
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