Double aluminum heads are softer and easier to mash than copper.
Number |
Length |
Diameter |
Weight |
|||
mm |
in |
mm |
in |
g |
oz |
|
1 |
24 |
0.9 |
5 |
0.2 |
7 |
0.2 |
2 |
24 |
0.9 |
6 |
0.2 |
9 |
0.3 |
3 |
34 |
1.3 |
8 |
0.3 |
14 |
0.5 |
4 |
34 |
1.3 |
10 |
0.4 |
18 |
0.6 |
|