1/4″ TO 1/2″ UNC MASTER THREAD REPAIR KIT

Features:

• The most reliable and effective tool for thread repair.
• Quickly and permanently restore stripped, worn or damaged threads to their original size, condition and strength.
• Increase the strength and durability of threads in soft materials.

Set includes:

• 1/4″-20, 5/16″-18, 3/8″-16, 7/16″-14 & 1/2″-13 HSS STI taps
• 17/64″, 21/64″, 25/64″, 29/64″, 17/32″ H.S.S. drill bits
• Stainless steel wire inserts in the following sizes:
  • 25 x 1.5D 1/4″-20 UNC
  • 25 x 1.5D 5/16″-18 UNC
  • 25 x 1.5D 3/8″-16 UNC
  • 25 x 1.5D 7/16″-14 UNC
  • 10 x 1.5D 1/2″-13 UNC