OEM‑compatible Axial Seal (0666809702) for Simba M4C, Simba H1354, Simba H1254, Boltec 235, Boltec-MC, Boomer L2D, Boomer M2C, and Boomer-MD drilling equipment. Made from rubber, this wear/seal spare part seals rotating or axial interfaces to prevent leakage in hydraulic breaker and rock drill systems, ensuring reliable operation and maintaining internal pressure.