IST Tool and Equipment Usage 2

Question 1

When should a grinding wheel be replaced immediately?

Accepted Answer

When it shows cracks, chips, or excessive wear

Answer

A cracked or chipped grinding wheel can shatter at high speed, making immediate replacement a critical safety requirement.

Question 2

What is the purpose of a tap and die set in an industrial shop?

Accepted Answer

To cut or repair internal and external threads

Answer

Taps cut internal threads (inside holes) and dies cut external threads (on rods or bolts) for creating or repairing fastener threads.

Question 3

Which hand tool is best suited for tightening hex-head bolts in tight spaces?

Accepted Answer

Ratcheting box-end wrench

Answer

A ratcheting box-end wrench allows tightening in tight spaces without removing and repositioning the wrench with each turn.

Question 4

What is the key difference between a reamer and a drill bit?

Accepted Answer

A reamer finishes and sizes an existing hole precisely; a drill bit creates new holes

Answer

A reamer is used to enlarge and finish an existing hole to a precise diameter, while a drill bit is used to create new holes.

Question 5

What type of hammer should be used when driving hardened steel punches or chisels?

Accepted Answer

Ball-peen hammer

Answer

A ball-peen hammer's hardened steel face is designed for striking metal tools like punches and chisels without mushrooming.

IST - Industrial Skills Test Practice Test