The HS100 model provides generous coverage and performance, suitable for working in the plastic-semihard and hard finished (Burnishing) stages. Precision engineered and fully sealed dust proof gear box guarantee high capacity and longer service time. Patented dynamically balanced trowels (when blades are turning) offer nearly effortless operation and maximum control at all speeds with all types of blades including float pans. Variable speeds: Low speeds for floating, high speeds for burnishing. Rugged four-in diameter gripper clutch enables smooth operation from floating to finishing speeds. Centi-Safety (Dead Man Switch). Specs Operation weight 83 kg (183 lbs) Pitch range 0-30 Degrees Rotor diameter 36 Inch Speed 60-125 rpm Standard throttle control Shipping size 42 x 42 x 32