The 94019965 HeliCoil Free Running Helical Insert is a metric coarse thread repair and reinforcement insert designed to restore or strengthen M20 x 2.50 threads in worn or damaged tapped holes. With a 30mm overall length, it provides durable, reusable threads—because stripping out a big metric hole is never a fun surprise.
Country of Origin
Varies by production batch
Key Features / Specifications
Ideal For