Features : Material :Stainless Steel tip with thick handle Color：Blue, green, red, brown, orange, black, and yellow. Each color represents a size 7pcs/1set:CT1,CT2,CT3,CT4,CT5,CT6,CT7 CT-1: Double-edge blade for resin shaping CT-2: Accurate shaping of proximal adjacent and marginal ridges CT-3: For Large surface Shaping CT-4: For the operations of repair forming CT-5: The shaping operations of occlusal surface CT-6: Designed for horizontal and vertical measuring of thickness of composite layers on anterior restorations. CT-7: Used to remove excess compound and adhesive residue.