MPJ 34183MI 12mm ~1/2″ COPPER FOIL PRINTED CIRCUIT BOARD REPAIR RF SHIELD TAPE One 30m (98ft) roll of 12mm (~1/2") wide of self-adhesive pure copper tape for repair of electronic printed circuit boards (PCB) or RF shielding. Adheres readily to PCB and similar surfaces; solders readily. byJuly 4, 2026