description oztec flexible concrete vibrator shaft assembly 7' with qd coupler when transmitting power from the power source to the vibrating head, select one of oztec's flexible shafts. oztec flexible shaft inner cores are made from extra-high carbon steel wires with casings made from tough abrasion resistant neoprene rubber, reinforced with multiple layers of high tensile wire braiding with a hardened flat steel liner. this construction makes oztec flexible shafts rigid enough for driving into the stiffest concrete without kinking yet limber and non-slip for easy and effective handling. california proposition 65 warning. features oztec flexible shaft inner cores are made from extra-high carbon steel wires with casings made from tough abrasion resistant neoprene rubber, reinforced with multiple layers of high tensile wire braiding with a hardened flat steel liner oztec flexible shafts can be coupled to 42 ft. flexible shafts are interchangeable on all oztec power units are reversible (doubling their service life) and come supplied with quick change adapters made in the usa specifications acme tools brand name oztec industries acme tools part number fs 07 oz assembled weight (lbs) 10 color/finish multi country of origin united states globaltradeitemnumber (gtin) 00415990000938 material extra-high carbon steel wires inner core package contents shaft assembly package depth 30 package height 12 package weight 10 upc 415990000938