The AAA Fiber Post High-Intensity Quartz is a premium package to match your exact quartz fiber resin needs. Each high-intensity quartz fiber resin post matches a special drill included in the package. Features and Benefits: Transparent Fiber: 65% Includes 20 fiber posts and 4 drills The fiber post is a polymeric resin matrix surrounding carbon fiber or quartz fiber High strength and low elastic modulus similar to human dentin to prevent root fracture Better transfer than metal piles and dispersed bite force capabilities Durable drills resist corrosion for real long-term biocompatibility Packed in a portable case for easy storage and transport