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
(8) AccuSize™ drill bits prevent over sizing and egg-shaping drilled holes. Having a good, round and accurate-sized hole is essential to making a good repair. Standard drill bits usually drill oversized and out-of-round holes when drilled by hand. AccuSize™ drill bits also stay sharp longer and drill cast iron faster than any other split point high speed steel drill bit. Our AccuSize™ drill bits are patent pending.