I fat-fingered the parameters above and forgot the closing ">". Should look like this:
#<tool_touch_x_coords> = #<ini[TOOL_SETTER]TOOL_SETTER_X>
#<tool_touch_y_coords> = #<ini[TOOL_SETTER]TOOL_SETTER_Y>
#<tool_touch_z_coords> = #<ini[TOOL_SETTER]TOOL_SETTER_Z>