Catalog number: P-M407X1DNS Features: ●By inserting into soft materials such as light metals, wood, and cast iron, the fastening force during screw fastening is increased. Applications: ●For reinforcing and preventing damage to female threads and for strengthening the fastening of male threads. Specifications: ●Compatible bolt thread: M4 x 0.7 ●Drill hole diameter (mm): 4.2 Material/Finish: ●Stainless steel (SUS304)
