Now onto making a Binary Eraser, right click on your Binary tool and click duplicate. Size - Tick this to turn pressure sensitivity on. The higher it is the lighter you will have to draw for thinner lines. The lower the number the harder you will have to press down for thicker lines. Hard Soft - This is your pressure sensitivity. The higher the more solid.Īdvanced Settings - Make sure you tick this so you can get at the rest of your settings. Opacity - This determines the degree of transparency. Min Size - This is the minimum brush size, used when pressure sensitivity is on. Size - This slider lets you pick what size of brush you want or you can just pick from the preset down below. ( If you know how to set your pens up then skip this. Now you are going to need to set your pen up for pressure sensitivity and what-have-you so let me explain what all this junk is. I am going to teach you how to make an eraser for that deliciously pixelated Binary tool in Paint Tool Sai!įirstly, scroll down and find your Binary tool.