Drillco 1/4-20 6" Extension Bottom Tap (206A116CB)
Drillco 206A116CB 1/4-20 6" Extension Bottom Tap – 2060 Series is engineered for tapping threads in deep or hard-to-access locations. With a standard thread length and a long 6" shank, this bottom tap allows threading close to the bottom of blind holes while maintaining full control and precision. Ideal for tight spaces and maintenance tasks.
1/4-20 bottom tap with extended 6" shank for deep or recessed tapping
Bottoming chamfer style for threading near the bottom of blind holes
Premium high-speed steel (HSS) ensures long tool life
Spiral flutes for fast chip ejection and smooth cutting
Car length suitable for thinner or short-depth applications
Morse taper shank compatible with standard arbors
Made in the USA for dependable quality
Reaches confined spaces that standard taps can't access
Ideal for tapping close to the bottom of blind holes
Reduces the need for additional tap holders or extensions
Durable and precise for both professional and repair use
Technical Specifications:
Model: 206A116CB
Type: Extension Bottom Tap
Thread Size: 1/4-20
Shank Length: 6 inches
Tap Style: Bottom
Material: High-Speed Steel (HSS)
Shank: Morse Taper
Product identification
- Brand: Drillco
- Model / MPN: 206A116CB





