Pros: Good size, good quality stainless steel, engraved markings in black, easy to read and impossible to erase, relatively inexpensive. bad: I had to drill every fourth hole because it was too small. Now let's be clear, I didn't break out the micrometers and I didn't measure these holes. What I did was try at least 2 and sometimes 3 or more drill bits of the specified size in each hole. If they fit, I'll move on. If they didn't, I drilled a hole before they did. The point of this tool (in myβ¦