Sand Blasted Tinkered Items

Steps
Collect tinkered items by harvesting ? (questions marks).
 * A Sand Blasted Gear
 * A Sand Blasted Bolt
 * A Sand Blasted Cog
 * A Sand Blasted Spinner

Rewards

 * Experience
 * Coin
 * One of the following
 * (need item name)
 * (need item name)