IST Tool and Equipment Usage

Question 1

What type of wrench should be used when precise torque specifications must be met?

Accepted Answer

Torque wrench

Answer

A torque wrench allows the user to apply a specific, measurable amount of torque to a fastener.

Question 2

Which type of screwdriver bit is designed to resist cam-out (slipping) better than a standard Phillips head?

Accepted Answer

Torx (star)

Answer

Torx (star-shaped) bits are designed with straight-sided lobes that resist cam-out far better than Phillips bits.

Question 3

What is the correct procedure when using a file to smooth a metal surface?

Accepted Answer

Apply pressure only on the push (forward) stroke

Answer

Files are designed to cut on the forward (push) stroke only; dragging them back damages the teeth.

Question 4

What is the primary purpose of a center punch in metalworking?

Accepted Answer

To create a starting indentation for drilling

Answer

A center punch creates a small indentation to guide the drill bit and prevent it from wandering when starting a hole.

Question 5

What safety precaution is most important before using a portable angle grinder?

Accepted Answer

Ensure the disc is the correct RPM rating for the grinder

Answer

The disc's maximum RPM rating must meet or exceed the grinder's speed to prevent the disc from disintegrating at high speed.

IST - Industrial Skills Test Practice Test