Kormax's concrete vibrator is designed to fulfill excellent compaction jobs by generating strong vibration in any working conditions; building construction and civil engineering works where requires high quality concrete structure. All critical parts of vibrating head and flexible drive shaft comes through special hardening process to guarantee a long durability of products. Kormax's flexible drive shaft (inner core) is wound from high carbon spring-wire to resist unraveling and stretching and strong flexible rubber hose (outer case) constructed of steel flat-wire is covered by alternating x-layers of wire mesh, fablic and rubber as well.