Gadderhammer

A specially crafted hammer with strange markings on it. Gadderhammer is a members-only item traded on the Old School RuneScape Grand Exchange.

At just 1,279 gp, Gadderhammer is a low-cost item that can be flipped with minimal starting capital.

Gadderhammer currently has a positive margin of 126 gp after the GE tax, resulting in an ROI of 9.8%.

High alching Gadderhammer yields a profit of 425 gp per cast (before nature rune cost). At ~1,200 casts per hour, that's up to 510.0k/hr in passive income while training Magic. This item is profitable both as a flip and as an alch target, giving you two exit strategies.

Use the flip calculator above to estimate your profit based on quantity. Compare alch profits across all items on the High Alch Calculator. Set a price alert to get notified when the margin changes, or add this item to your watchlist for quick access.