The excavator #20 is a double-ended dental instrument perfect for your restorative dentistry needs. It’s handcrafted from Grade A 440 stainless steel to provide exceptional durability and longevity. What Is the #20 Excavator Used For? The #20 excavator helps remove decayed dentin and debris to prepare teeth for restorative procedures. It has rounded, scoop-like spoon ends that help you remove debris in hard-to-reach areas. Benefits of the #20 Excavator The #20 excavator is a highly durable den