Amazon.com: The Beadsmith Rectangle Wire Gauge – Premium Gauge Sizer – Laser Cut Slots and Marked in Imperial Standard Units: 1-36 and Millimeters – Flat Ruler for Determining Wire and Drill Bit
K-Wire Ruler And Pin Gauge | Medline Industries, Inc.
Amazon.com: Wire Gauge Measuring Tool, Round AWG SWG Wire Gage Thickness Gauge Measurer Tester Ruler Gauge Diameter Tool, Measures Both Standard and Metric : Industrial & Scientific
6" K-Wire Ruler & Pin Gauge - BOSS Surgical Instruments