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-1 (1/4) – Inverted Cone Shape Carbide Burr Single Cut Item #: SC91118 SN-2 (3/8) – Inverted Cone Shape Carbide Burr Double Cut Item #: SC90119 SN-2 (3/8) – Inverted Cone Shape Carbide Burr Single Cut Item #: SC91119