• Type: Rubber
• Collet Series: J
• Hand or Pipe Tap: Hand
• Through Coolant: No
• Tap Size: 0.250" - 0.375"
• Tap Size (Metric): 6.4 - 9.5
• Collets J910, J911, and J912 have a contact length of 0.90" (23mm) • All other lathe chuck collets have full length contact