Polished Granite Flute

Instrument

Item Details

Utility 44.33
Bonus Level 23
Dyeable No
Sellable Yes
Tradeable Yes

Restrictions

Level Required Any
Usable By
All Classes

Magical Bonuses

Basic
Dexterity 13
Acuity 13
Instruments 3
ToA
ToA Overcap - Dexterity 3
ToA Overcap - Acuity 3

Raw Item JSON

{
  "sell_value" : 24756,
  "bonus_level" : 23,
  "sources" : {
    "monsters" : {
      "normal_drop" : [ "granite giant herdsman", "granite giant stonecaller", "granite giant raider" ]
    }
  },
  "flags" : {
    "dyable" : false,
    "emblemizable" : false
  },
  "icon" : 2972,
  "utility" : 44.33333333333333,
  "delve_text" : "Realm: Albion\n \nMagical Bonuses:\n- Instruments: 3 pts\n- Acuity: 13 pts\n- Dexterity: 13 pts\n \nBonus to acuity attribute bonus cap: 3\nBonus to Dexterity attribute bonus cap: 3\n \n \nBonus Level: 23\n",
  "salvage_amount" : 22,
  "artifact" : false,
  "material" : 71,
  "name" : "Polished Granite Flute",
  "usable_by" : [ 0 ],
  "realm" : 1,
  "id" : 12114,
  "category" : 4,
  "bonuses" : [ {
    "id" : 98,
    "type" : 2,
    "value" : 3
  }, {
    "id" : 10,
    "type" : 1,
    "value" : 13
  }, {
    "id" : 1,
    "type" : 1,
    "value" : 13
  }, {
    "id" : 10,
    "type" : 28,
    "value" : 3
  }, {
    "id" : 1,
    "type" : 28,
    "value" : 3
  } ],
  "ability_tags" : [ ]
}
How is utility calculated?