Year | 1989 |
Date | 16-Jun |
Volume | 162 |
Issue | 3,851 |
Page | 763 |
Category | Workshop |
Part | 1 |
Title | Sheet Metal Drill |
Author | W.R.Smith (U.S.A.) |
Notes | Describes the making and uses of a special drill for sheet metal. Limitations, adapting a standard drill |