KEYSTONE – Coping Material 0.030 ( .75mm ) Coping Material # 101160 – Mfg # 9613480 Features: These cloudy, stiff polypropylene sheets are excellent for fabricating temporary crowns, bridges and copings. The material gives good definition and will not adhere to acrylics. Specifications: * Thicknesses: 0.030 ( .75mm ) * Available in 5″ x 5″ ( 127x127mm ) sheets * Round * Package: 50 pieces per pack When searching for Keystone Dental products, if you are not able to find the Keystone Dental product you are looking for. Let us know, we will contact Keystone Dental products and bring what you are looking for.