Application: Flying's concrete cutter are designed for strength, durability and performance. Whether cutting concrete or asphalt, the reinforced steel box frame design adds strength necessary to reduce vibrations while sawing. minimizing vibrations enhances the performance of the blade and extends the life of the saw. Features and Benefits: Super-rigid box frame ensures straight cuts while resisting warping and vibrations-prolongs saw life; extends blade life; Ergonomically designed, height adjustable handles with comfortable grips Easy crank for raising/lowing cutting depth Hinged front, lift-up blade guard is designed to provide easy blade replacement Throttle control for easy holding working speed. (Throttle control is available as optional) Model Options: 10A (Gasoline engine, 5-5.5HP) 12A(Gasoline engine, 5-5.5HP) 13A (Gasoline engine, 5-5.5HP) 15A (Gasoline engine, 5-5.5HP) 16A (Gasoline engine, 7.5-9HP) 20A(Gasoline engine, 7.5-9HP) 20A-D (Diesel engine 186F) 25A (13.5HP) 30A (7.5-9Hp) 35A (705-9HP) 60A (Gasoline engine, 13HP) 70A (20HP) Specifications of 70A: Weight: 175KGIncise Depth: 180MMPower: 20HPRating Rotal Speed: 3600R.P.M.Water Tank Capacity:39LSawing Blade Diameter:350MM 500MM