15. What are functions of the following parts of a drill
bit.
a) body,
b) web,
c) point,
d) tang,
e) margin,
f) flutes,
g) body clearance.
16. What will happen if a drill bit has unequal angles on the
cutting edges/lips? What if the edges are not of equal length?
17. Why should most holes be started with a center drill?
18. What is the purpose of pilot holes?
19. What is the main difference between boring and reaming?
15. What are functions of the following parts of a drill bit. a) body, b) web, c) point, d) tang, e) margin, f) flutes,
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answerhappygod
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15. What are functions of the following parts of a drill bit. a) body, b) web, c) point, d) tang, e) margin, f) flutes,
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