Description
Drillco 20PF156F 7/8-14 Spiral Flute BT Tap is a high-performance tapping solution engineered for precision, durability, and versatility in demanding machining environments. Ideal for threading operations in stainless steel and other tough materials, this Nitro-treated spiral flute tap is optimized for superior chip evacuation and improved thread quality. Whether used in production or repair settings, it offers consistent performance and extended tool life.
Features:
- Spiral flute geometry enhances chip flow, particularly in blind hole applications
- Effective for machine tapping in a wide range of material groups, including stainless steel
- Nitro treatment strengthens the tool and extends wear resistance
- Bright finish reduces friction and promotes smooth cutting action
- Offered in taper, plug, and bottoming tap geometries for maximum application flexibility
- Standard square shank ensures compatibility with common tap holders and wrenches
- Manufactured in the USA for premium quality and reliability
Benefits:
- Delivers clean, precise threads in even the most challenging materials
- Improved chip evacuation lowers the risk of jamming or tool breakage
- Suitable for both high-production settings and maintenance applications
Technical Specifications:
- Model: 20PF156F
- Thread Size: 7/8-14
- Tap Type: Bottoming Tap
- Flute Type: Spiral
- Series: 2000PF
- Material: High-Speed Steel (HSS)
- Treatment: Nitro
- Finish: Bright
- Shank Type: Square






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