🔩 Hanson 12-016 Metric Thread Pitch Review

After about thirty years my original set was getting very tired. (Typical steels have to deal with corrosion, these aren't a problem.) Also, it's not a deal breaker, but I was happy to find that they're still made because they're in the box of my Snap-On Metric Tap and Die Set, that holds this tool and the new one fits perfectly in its proper place.

I bought this thread gauge because I need to determine thread pitch on a 6mm vise and the 6mm vise has MANY pitches available. When closed, the set is approx. 62 mm long, 10 mm wide and 7 mm thick (for rivets). Each sheet is approximately 0.5mm thick (varies a little). Weight 21 grams. The question I asked before purchasing was what step sizes are included in the kit. Nobody answered. The size is engraved (barely engraved) on each sheet. Here is a list of sizes. most likely you will need an…

Important Info (for P/N 12016): This is an Irwin "Hanson" Metric Thread Gauge, with 16 blades or sheets, ranging in size from 0.35mm to 3, 00mm Measurements in millimeters: 0.35, 0.4, 0.45, 0.5, 0.6, 0.7, 0.75, 0.8 at one end (okay?), 0.9, 1.00 , 1.25, 1.5, 1.75, 2.00, 2.50, 3.00 on the other end (roughly?) . Each leaf is serrated on one edge and smooth on the other. Remember that metric threads are measured in mm while SAE are measured in threads per inch (TPI). I'm not aware of the technical…