SN-42 (1/8) – Inverted Cone Shape Carbide Burr 1/8 Shank Single Cut List Number SC91182 Substrate Carbide Surface Treatment Bright Package Quantity 1 Shank Diameter 1/8 Style SN-42 Length Of Cut 3/16 Diameter 1/8 Cut Style Single SKU: SC91182 Category: SN series - Inverted Cone Related products SN-53 (3/16) – Inverted Cone Shape Carbide Burr 1/8 Shank Double Cut Item #: SC90441 SN-51 (1/4) – Inverted Cone Shape Carbide Burr 1/8 Hardened Shank Double Cut Item #: SC90408 SN-7 (3/4) – Inverted Cone Shape Carbide Burr Single Cut Item #: SC91122