Model JKVM25 JKVM32 JKVM35 JKVM38 JKVM40 JKVM45 JKVM50 JKVM60 JKVM70Vibrator Head Dia (mm)　 25 32 35 38 40 45 50 60 70Frequency(Hz) 160 160 160 180 180 180 180 200 200Vibrating Amplitude(mm) 0.75 0.75 0.75 0.85 0.95 0.95 1 1.1 1.2Diameter of rubber Hose(mm) 30 30 30 32 36 36 36 36 36Inner Diameter of rubber hose(mm) 10 10 10 12 13 13 13 13 13Weight with 6m Hose(kg) 14 15 16 16 18 20 22 24 26