SS White Great White Gold Series Burs are manufactured with technically advanced blade geometry, quality materials and a thicker neck. Designed to eliminate bur breakage when cutting hard material such as metal, porcelain and composite. Perfect for procedures requiring a plunge cut, weather working with non & semi-precious metal, amalgam or composite. Specs: Shank: FG (Friction Grip) Shape: Straight Fissure Multi-Use: Yes Pack Size: Roll of 25 Additional Information: Overall Length: 19 Working Length: 3.8 Head Diameter: 1.0 Crown Removal: Yes Inlay/Onlay: Yes Posterior Composite: Yes Amalgam Restoration: Yes Endodontics: Yes Post Placement: Yes Oral Surgery: Yes Pedodontics: Yes Periodontics: Yes Dental Laboratory, CB: Yes Dental Lab Acrylic: Yes