Description
Drillco 20N216CB 1-1/4″-7 Nitro Bottoming Tap is a robust and reliable threading tool designed for bottoming applications where threads need to be cut close to the bottom of a blind hole. Ideal for machinists, maintenance professionals, and repair technicians, this tap offers high performance in both manual and production tapping scenarios. With its precision-ground geometry and Nitro-treated HSS body, this tap is built to deliver clean, accurate threads across a wide variety of materials and operating conditions.
Features:
- Bottoming tap geometry allows threading to the bottom of blind holes
- Constructed from high carbon HSS for exceptional strength and wear resistance
- Nitride coating increases surface hardness and extends tool life
- Straight flute design ensures effective chip clearance during tapping
- Bright finish enhances lubricity for smooth operation
- Standard square shank ensures compatibility with most tap wrenches
Benefits:
- Provides precise, clean threading near the bottom of blind holes
- Perfect for tapping tough or hard-to-reach areas in various materials
- Durable construction supports long-lasting, repeatable performance
Technical Specifications:
- Model: 20N216CB
- Thread Size: 1-1/4″-7
- Type: Bottoming Tap
- Material: High Carbon High-Speed Steel (HSS)
- Coating: Nitride
- Flute Style: Straight
- Shank Style: Standard Square
- Finish: Bright
- Series: 2000N
- Country of Origin: Made in USA






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