Tapping

Numertap® Selection Guide

Numertap C50-70TA5, Torque controlled, non-coolant. [+]

Numertap C50-77TA4C, Positive Drive, Coolant-Fed. [+]
  1. Adjustable Length Compensation Available on all 700/770 and Bilz-style tapping attachments with machine tapers.
  2. Tension & Compression Tap position returns +/- .001 after each cycle. Standard with all tapping attachments. Also available as tension only or rigid for synchronous tapping.
  3. Torque Spring Torque is controlled by spring pressure. This is standard on 80 and 700 units.
  4. Torque Drive Ball Standard on 80 and 700 torque controlled systems. Scallop size on the adapter precalibrates torque setting.
  5. Torque Sleeve Automatically controls the amount of torque transmitted to the adapter. Makes torque adjustments unnecessary.
  6. Tap Adapter, Non-Coolant Available for all standard tap sizes. Square drive ensures positive tap drive.
  7. & 8. Seals in Coolant Fed Adapters COOLANT FEED TUBE Feeds coolant directly to the tap. Keeps coolant from contaminating the attachment’s internal components. Restrictor allows for up to 800 PSI. Keeps coolant from backfeeding into attachments.
  8. Retention Ball Retains adapter in the attachment while maintaining quick release during changeover. Acts as drive ball for positive drive adapters.
  9. Coolant-Feed Feeds coolant along the tap shank. Reduces the need for expensive coolant through taps.
  10. Coolant-Through Feed Feed from coolant through taps.