| Requirements | |
|---|---|
| Skills | |
|
| |
| Items | |
|
Hammer Rune cannonballs Rubium splinters | |
| Quest | |
| None | |
| Other | |
| None | |
| Results | |
| Profit | Experience gained |
| 307,100, after tax | |
| Inputs (4,991,300) | Outputs (5,298,400, after tax) |
| 3,700 × | 3,700 × |
Smithing one set of 2 Rune incendiary cannonballs yields a profit of 224 coins. Due to the input and output items all being stackable, players do not have to go to a bank which allows a theoretical maximum of 1,976 sets of cannonballs per hour, putting the maximum hourly profit at 442,624 coins.