SM-1 (1/4) – Cone Shape Carbide Burr Double Cut • Cone Shape List Number SC90112 Substrate Carbide Surface Treatment Bright Package Quantity 1 Shank Diameter 1/4 Style SM-1 Length Of Cut 1/2 Diameter 1/4 Cut Style Double SKU: SC90112 Category: SM series - Cone Related products SM-6 (5/8) – Cone Shape Carbide Burr Double Cut Item #: SC90117 SM-1 (1/4) – Cone Shape Carbide Burr Single Cut Item #: SC91112 SM-3 (1/4) – Cone Shape Carbide Burr Double Cut Item #: SC90114