M14 x 1.25 x 1/2" Recoil Insert (5 Pack) 5621330 1/8 CSK Square Surefix

1/8 CSK Square Surefix

Engineered with a new stronger

Compatible with GM GMC Small Block SBC Big Block BBC 262 265 267 283 302 305 307 327 350 383 400 396 427 454

12mm 3FL Carbide Cutter 42x100 JS513120D3C

M14 x 1.25 x 1/2" Recoil Insert (5 Pack) 5621330 1/8 CSK Square SurefixRecoil inserts are rolled from high quality stainless steel wire with a diamond shaped cross section, wound to the shape of a spring thread. Once the insert is installed into a tapped hole, it provides a permanent and wear resistant thread in the parent material designed to be stronger than the original thread. The inserts are greater in diameter than the corresponding tapped hole and compress as they are installed. This allows maximum surface contact