• Conforms to ASTM D 1212-91 , BS 3900, ISO 2808
• Simple device - just roll the gauge over the test material
Eccentric inner ring is calibrated and allows only the film at or below the film thickness to adhere to the disc. Precision ground stainless steel construction for accuracy and long life. Engraved markings will not wear off through use or cleaning in aggressive solvents.
