Adjustable wrench. Excellent for gripping, holding, pressing, and bending workpieces. No accidental adjustment of the jaws and no slipping of the joint. High clamping force due to tenfold hand force amplification. Quick adjustment at the push of a button directly on the workpiece. Play-free, full-surface contact. Textured jaws improve grip. Capacity for half-moon, square connection capacity, stepped square capacity, triangular clamping range, hexagonal clamping range, round clamping range, and square span.