GE IQGE Item Lookup Open the tool
OSRS Grand Exchange

Black knife

Black knife icon
Black knife
P2P F Buy limit: 7,000 per 4 hours

A finely balanced throwing knife.

Black knife flips for around 1 GP profit per unit. The Grand Exchange requires a Members account to trade this item, with a buy limit of 7,000 units every 4 hours.

Live flip margin

Buy at
42
Sell at
43
Margin (after tax)
+1
ROI
+2.4%
Daily volume
11.4K
Profit per limit
7.0K
High alch
11
Flip grade
F

Prices snapshot from the official RuneScape Wiki API. Refreshed at build time: Sat, 25 Apr 2026 17:29:08 GMT. Open the tool for live prices that refresh every two minutes.

See live margins, alerts, and your portfolio

GE IQ tracks Black knife alongside 3,800 other items in real time. Set alerts, run a portfolio, and see flip grades update every two minutes.

Open Black knife in GE IQ

Similar items to flip

Items in a similar price range with active margins right now:

Urt salt
Buy 73 · Sell 100
+25
34.2% ROI
Cooked sweetcorn
Buy 30 · Sell 60
+29
96.7% ROI
Acorn
Buy 38 · Sell 71
+32
84.2% ROI
Supercompost
Buy 64 · Sell 78
+13
20.3% ROI

Learn the mechanics