NPFC - GGG-D-694
DRILL, MASONRY, ROTARY DRIVEN
| Organization: | NPFC |
| Publication Date: | 27 May 1960 |
| Status: | inactive |
| Page Count: | 6 |
scope:
This specification covers one type of masonry drill, carbide tipped, core type, for use in drilling holes in plain or reinforced concrete and other type of masonry used with portable power rotary drills.
-This specification does not include all types, classes and sizes of masonry drills covered by the title of this specification, but includes only those most commonly used by the Federal Government.
Document History