SN-7 (3/4) – Inverted Cone Shape Carbide Burr Double Cut • Inverted Cone Shape List Number SC90122 Substrate Carbide Surface Treatment Bright Package Quantity 1 Shank Diameter 1/4 Style SN-7 Length Of Cut 5/8 Diameter 3/4 Cut Style Double SKU: SC90122 Category: SN series - Inverted Cone Related products SN-42 (1/8) – Inverted Cone Shape Carbide Burr 1/8 Shank Single Cut Item #: SC91182 SN-81 (3/16) – Inverted Cone Shape Carbide Burr 3/16 Shank Double Cut Item #: SC90427 SN-4 (1/2) – Inverted Cone Shape Carbide Burr Single Cut Item #: SC91120