Poker vibrators, Concrete testing equipment, Controls. Electric poker vibrator, dia. 25x250 mm, flexible shaft 2000 mm long. 230 V, 50-60 Hz, 1 ph. 55-C0162/EZ Electric poker vibrator, dia. 25x250 mm, flexible shaft 2000 mm long. 110V, 60 Hz, 1 ph. 55-C0163/C Petrol operated poker vibrator, dia. 25x250 mm, flexible shaft 2000 mm long. 55-C0162/BT Battery operated pocker vibrator