Fast adjustment and flat jaw screwing and tightening tool, a perfect combination of slip-joint pliers and adjustable wrench. Smooth and perfectly parallel jaws ensuring tight fit when tightening without damage to nuts in soft materials (brass, plastic) and preserving chrome-plated and fragile coatings. Versatile tightening for multiple applications in plumbing, maintenance, mechanical engineering, industry, for tightening/loosening all types of bolts and nuts, holding, bending, clamping, forming, etc. Instant opening by secured locking push-button of the adjusted position by quadruple rack. Ratchet-like operation for fast screwing / unscrewing. Graded with position cursor for easy pre-adjustment and slide rule type of use providing accurate measurement. Anti-slip handles for improved grip.