Slide Caliper

A Slide Caliper is a precision instrument used to measure the length, diameter, depth, and thickness of objects accurately. It consists of a main scale and a sliding vernier scale. 🛠️ Main Parts of a Slide (Vernier) Caliper: Outside Jaws – Measure external diameter or width. Inside Jaws – Measure internal diameter (e.g., holes). Depth Rod – Measures depth of holes or recesses. Main Scale – Usually in mm or inches. Vernier Scale – Gives precise readings (like 0.02 mm). Locking Screw – Holds the slide in place. Thumb Screw – Moves the sliding scale smoothly.