Hellermanntyton plain hole conduit connector for metallic conduit scsb pc hellermann tyton 166 34803 the hellermanntyton 166 34803 scsb25 is a plain hole conduit connector from the scsb pc series the 211mm connector acts like a locking device and comprises of two parts the shell and the body without a thread the connector has been manufactured from nickel plated brass hellermanntyton 166 34803 scsb25 pc plain hole conduit connector 211mm