Casting repair products are eveloped and manufactured by LOCK-N-STITCH Inc.,the world leader in casting repair metal stitching technology.
We use the latest state-of-the-art CNC machining and
grinding equipment. We even manufacture our own special
FFT Special Application Inserts are made to match exact geometry of various applications such as head bolt and main bearing bolt holes for engine blocks. Many have counterbores at the top of the inserts or are made to a specific length