Taper tap details
Drillco 1"-14 Nitro Taper Tap (20N164ST)
Drillco 20N164ST 1"-14 HSS Nitro Taper Tap is a premium straight flute hand tap designed for dependable threading in a variety of materials. With a taper chamfer for smooth starting action and consistent thread engagement, this tap is ideal for both beginners and seasoned machinists. Whether you're tapping blind or through holes in general maintenance, repair, or production environments, this USA-made tool delivers professional-grade results with every use.
Made from high-speed steel (HSS) with high carbon content for strength and tool longevity.
Nitro (black oxide) finish enhances wear resistance and improves chip evacuation.
Taper chamfer geometry promotes smooth starts and less aggressive cutting.
Precision straight flute design ensures efficient chip removal and cleaner threading.
Square shank is compatible with standard tap wrenches and holders.
Ideal for clean, accurate thread starts in a variety of materials.
Performs well in general-purpose machine shop, maintenance, or thread repair work.
Reliable tool for both hand and machine tapping operations.
Technical Specifications:
Thread Size: 1"-14
Material: High Speed Steel (HSS)
Finish: Nitro (Black Oxide)
Flute Type: Straight
Country of Origin: USA
Product identification
- Brand: Drillco
- Model / MPN: 20N164ST
