Helicoil Thread insert M14 x 3 4 in Spark Plug Pack of 10 95 9000 A 118deg point reduces the 68 LET14Z01 A 118deg point reduces the risk of the bit slipping while a high temperature treatment during the manufacturing process make it perfect when applied to steels that are tensile or have a large alloy content (like auto or aircraft bodies) 14400M 1 2 in Dr Impact Socket 6pt 24 x 38mm HELE M1424SP 10 Helicoil Thread Insert M14 x 3 4 in Spark Plug Pack of 10 Free Running Inserts Helicoil Inserts are made from high grade 18 8 helically wound stainless steel wire Once installed the radial pressure of the insert holds it firmly in place Due to the exact tolerances Contents Specs