Specification: G1 Removal of supragingival deposits in all quadrants G2 Removal of heavy supragingival deposits on anterior teeth. Removal of orthodontic cements G3 Removal of supragingival deposits in all quadrantse, including the interproximal and sulcus area G4 The Universal gingival tip for removing Supragingival calculus and plaque G5 Used for supragingival scaling with smooth vibration and low noise E1 120angle holder: Swishing anterior teeth coordinated with swished file after root canal preparation E2 95angle holder: Swishing posterior teeth coordinated with swished file after root canal preparation E3 Using ultrasonic melt to press gutta-percha for lateral pressure, used in E mode without water E3D Diamcnd-coated(40"m) instrument for removing calcification and bad filling material in root canal E4 Quickly removes obstructions and broken instruments in the middle and apical thirds of large and straight canals E4D The most powerful retreatment tip used for the retreatment of extremely hard materials. E5D Used in the coronal third, particularly useful for removing very hard materials when "brushing" the parietal walls E9 Applied to installed with different types of dental bur for variety of treatment P1 The universal subgingival tip for periodontal pocket within 4mm and adjacent surface scaling. P3 Diamond-coate(40"m),used with G32. After the distal mesial cavity is completed witl G32 , used for the czvity inside and outside which hard to reach the outer area of preparation and polishing P4 Effcient removal of subgingival calculus within 2mm P3D Diamond-coated(40"m),used for expanding furcation and root surface polishing in flap surgery P4D Diamond coated(40"m), used for removing the calcification in the coronal third of the root canal and used in E mode SB1 Diamond-coated instrument for preparation of the occlusal surface and cervical margin