State one reason for drilling a pilot hole - Leaving Cert Engineering - Question c and d - 2009
Question c and d
State one reason for drilling a pilot hole.
Identify the cutting tool shown.
Worked Solution & Example Answer:State one reason for drilling a pilot hole - Leaving Cert Engineering - Question c and d - 2009
Step 1
State one reason for drilling a pilot hole.
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Drilling a pilot hole is essential because it provides guidance to a larger drill when drilling a larger hole. This helps ensure accuracy in the drilling process and prevents the drill from wandering, leading to a more clean and precise hole.
Step 2
Identify the cutting tool shown.
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The cutting tool shown is a countersink drill. It is designed to create a conical hole that allows the head of a screw or bolt to sit flush with or below the surface of the material.
Join the Leaving Cert students using SimpleStudy...
