The Rocatec Universal Bonding System, from 3M ESPE, provides everything you need to achieve an ideal surface preparation. Ideal for ceramics, composites, all porcelain fused- to-metals, alumina and zirconia. Provides excellent bond strength without marginal gap. Allows bonding to normally non-retentive surfaces. Pressure-reduction valve with integral water collector supplies compressed air free of water or oil to ensure reliable operation. Intended for use with the Rocatec Bonding System, including Rocatec Pre Bonding Material, Rocatec Plus Bonding Material and Rocatec Soft Bonding Material. 3pcs 3.000 g Rocatec-Plus (110 μm).