The descriprtion does explain the auction but the title can be misleading.
At a quick glance, I too would assume I'm getting all 30 chips.
These are the type of auctions that lead to negative feedback.

I might have titled the auction to read something like "High bidder gets choice of 1 chip".

In addition allowing the purchaser to buy some common $1 chips at $5.00 certainly does not represent any type of bargin