Tonopen Avia with Starter Kit used we are unable to engrave

we are unable to engrave the case

Synthetic extended punctal inserts made of E-Caprolactone-L-Lactide copolymer (PCL)

100% UV Protection

Manufacturer Part Number: 71420

comes in a box of 100

Tonopen Avia with Starter Kit used we are unable to engraveMeasure Quickly & Confidently. Tono Pen AVIA Tonometer with Quick Tap Measurement Mode builds on all the features that made the classic Tono Pen XL Tonometer the most widely used handheld tonometer. Tono Pen AVIA requires no calibration and is always ready to use, has an award winning ergonomic design, longer battery life, and an enhanced IOP averaging technique with two measurement modes. This makes it the most advanced Tono Pen yet! Now Available