Which one of the following elements of an external screw thread cannot be measured directly with precision instruments ?

53) Which one of the following statements is correct with respect to the spiral fluted taps ?

Used to tap oversized hole

Used to tap holes with slots

The tap tends to push the chips ahead of the tap

Threads formed by displacing the work material

Answer is:

Explanation:

Spiral fluted taps are used to tap holes with slots.

Answer is:

Explanation:

Answer is:

Explanation:

The shape of the thread in the NOT GO end of a thread snap gauge is truncated, which means length of NOT GO end is shorter than GO end.

Answer is:

Explanation:

The handle of thread plug gauge is made from ebonite material for Reducing the weight