| A | B |
|---|
| Open-end wrench | A nonadjustable wrench with an opening at each end that determines the size of the wrench. |
| Peening | The process of bending, shaping, or cutting material by striking it with a tool. |
| Pipe wrench | A wrench for gripping and turning a pipe or pipe-shaped object; it tightens when turned in one direction. |
| Pliers | A scissor-shaped type of adjustable wrench equipped with jaws and teeth to grip objects. |
| Plumb | Perfectly vertical; the surface is at a right angle (90 degrees) to the horizon or floor and does not bow out at the top or bottom. |
| Punch | A steel tool used to indent metal. |
| Round off | To smooth out threads or edges on a screw or nut |
| Square | A special type of rectangle with four equal sides and four 90-degree angles. (2) Exactly adjusted; any piece of material sawed or cut to be rectangular with equal dimensions on all sides; a tool used to check angles. (3) The product of a number multiplied by itself. For example, 25 is the square of 5; 16 is the square of 4. |
| Strip | To damage the threads on a nut or bolt. |
| Tang | Metal handle-end of a file. The tang fits into a wooden or plastic file handle. |
| Torque | The turning or twisting force applied to an object, such as a nut, bolt, or screw, using a socket wrench or screwdriver to tighten it. Torque is measured in inch-pounds or foot-pounds. |
| Vise | A holding or gripping tool, fixed or portable, used to secure an object while work is performed on it. |
