QuestionAugust 23, 2025

Which type of drill bit is used when the head of a fastener must be installed flat with the surface? a) Countersink bit b) Hole saw c) Mounted point (1) Twist dril bit

Which type of drill bit is used when the head of a fastener must be installed flat with the surface? a) Countersink bit b) Hole saw c) Mounted point (1) Twist dril bit
Which type of drill bit is used when the head
of a fastener must be installed flat with the
surface?
a) Countersink bit
b) Hole saw
c) Mounted point
(1) Twist dril bit

Solution
4.7(298 votes)

Answer

a) Countersink bit Explanation 1. Identify the purpose of each drill bit A countersink bit is used to create a conical hole for the head of a fastener to sit flush with or below the surface.

Explanation

1. Identify the purpose of each drill bit<br /> A countersink bit is used to create a conical hole for the head of a fastener to sit flush with or below the surface.
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