Which type of end mill would you use to remove a considerable ...

[mckennatimberlake]

Which type of end mill would you use to remove a considerable amount of material?
 
  A) Regular helix B) Roughing C) Fast helix D) Slow helix

Question 2

Fast helix end mills are used to machine:
 
  A) Brass B) Cast iron C) Aluminium D) Hard steel

[yasmina]

Answer to Question 1

B

Answer to Question 2

C

[mckennatimberlake]

Thanks for the timely response, appreciate it

[sultansheikh]

Excellent