Reamer sizes: .23 inch, .35 inch, the third is tapered and measures .20 inch on the small end and .31 inch on the large end. Valve guide tool sizes: .33 inch on small end and .88 inch on the large end, .33 on the small end and 1.00 inch on the large end, .30 inch on the small end and 1.00 inch on the large end. All tools appear to be in good working condition.