KIT CYLNDR HD RETHRD 14MM GRW 2125D / 2125D

Product Features

• Gearwrench - 2125D - 14mm Cylinder Head Rethreader Kit
• Remove Plug And Check That Insert Is Properly Seated Set Includes 1 Each Of 4 Inserts: 3/8, 7/16, 1/2 And 3/4" Reach And Thread Locking Compound Tap Is Designed For Aluminum Heads Only Repair Damaged 14mm Spark Plug Threads By Opening Hole With A Reamer/Tap And Screwing Insert Onto The Spark Plug Use Spark Plug Socket To Install Spark Plug And Insert