Check the listing for details. O-Ring Gauge Sizing Cone Measuring Tool 3mm-30mm & thickness chart Orange. Condition: New. Listed at 19.91 USD. This orange O-ring gauge sizing cone measuring tool is a must-have for anyone who deals with O-rings. It is compatible with O-rings ranging from 3mm to 30mm in size, has a thickness gauge from 0.8mm-2mm and is made of non-toxic heavy-duty PLA material, ensuring durability and longevity. The analog display makes it easy to read the measurements accurately and quickly. This tool comes with a lifetime warranty, giving you peace of mind that you are making a wise investment. Whether you are a professional mechanic or a DIY enthusiast, this O-ring gauge sizing cone measuring tool is an essential addition to your tool kit. Check out our other colors: black and gray This is a O-ring sizing cone gauge tool used for measuring O-rings from 3mm to 30mm quickly and accurately. Also includes an o-ring thickness or height gauge from 0.8mm-2mm.Made in the USALifetime WarrantyFree Shipping from the USAFree Returns within 30 days3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 23mm, 24mm, 25mm, 26mm, 27mm, 28mm, 29mm, 30mm