MTTC Automotive Trade Test Practice Questions - MTTC Trade Test - Automotive Engineering Auto Mechanics (NCQF Level III, Botswana) Exam

What is the primary purpose of using a centre punch before drilling a hole in a mild steel bracket?

To open the hole out before the drill enters To make an indent that stops the drill tip wandering To work-harden the metal around the hole To mark the hole position for the inspector

Correct Answer:

To make an indent that stops the drill tip wandering

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