Century Drill and Tool NPT tap combo pack includes a pipe thread tap and the best-fit drill bit for internal threading on all types of pipes. Heat treated and tempered for durable, precision-cut threads.

• Includes thread tap and best-fit drill bit (21/64")
• Precision-cut threads for exact pipe threading
• Heat treated and tempered for long life
• Designed for hand cutting applications
• National pipe thread sizes for internal threading
• Size: 1/8-27 NPT