|Small-Scale Horn Processing (ILO - WEP, 1988, 104 p.)|
|CHAPTER II. CUTTING OF HORNS|
Discs, such as those used in the production of buttons, can be cut rapidly with a bit of the type illustrated in figure II.11. Ring blanks can be drilled and cut in a single operation using a bit of the type shown in figure II.12. These two types of bit can be used with a hand drill or an electric drill.
Figure II.11: Bit used to cut discs
Figure II.12: Bit used to cut ring blanks