The potion of intermediary equipment creation

A sip of this magical light red potion will increase all your intermediary equipment creation skills by 2% or a skill of your choice by 5%.
You have one potion to use.

Add 2% on all skills Add 5% on leather straps Add 5% on bit Add 5% on flattened iron bar Add 5% on cloth Add 5% on saddle tree Add 5% on saddle leather Use