Question

what is screw guage? explain briefly. How many parts it consists of?​

Answer 1

Answer: This tool consists of mainly a U shaped frame and a spindle (or screw) attached to thimble. There are two scales known as Pitch Scale which is basically a main scale and is engraved on the barrel with vertical lines. Other one is Circular Scale which is engraved horizontally on the thimble

Explanation: #Hope it helps.

Answer 2

Explanation:

The Screw Gauge consists of aU shaped metal frame. A hollow cylinder is attached to one end of the frame. Grooves are cut on the inner surface of the cylinder through which a screw passes. On the cylinder parallel to the axis of the screw a scale is graduated in millimeter called Pitch Scale