Features & Benefits
- Pro-Thread Kits offer a cost effective method of repairing and strengthening threads in various materials such as cast iron, steel, aluminum, and other metals and plastics
 - Effective for automotive repair, spark plug ports, outdoor power equipment, motorcycle repairs, farm equipment, and more!
 - Easy to install, just DRILL, TAP, INSERT, SNAP!
 - Pro-Thread inserts provide a permanent wear resistant internal thread
 - Stainless steel inserts resist the effects of temperature and corrosion
 - Wire inserts help to compensate for the thread and pitch angle errors
 - Repaired threads are generally stronger than the original parent material thread
 
- Thread Size: National Coarse UNC 1/2-13
 - Includes tap, installation tool and set of inserts
 - 1.5D, 0.7500" OAL inserts
 - Tapping drill required: 13mm or 33/64"
 - CTA Insert Replacements: Part #23089