Product Name: Carbide Burr Cone Shape 90 Deg. Form K Model NO.: SK / KSK Shank: 1/8" (3mm), 1/4"(6mm) Head: Solid Carbide Cut Types: Stardard Cut, Double Cut, Aluminum Cut Trademark: OEM available Transport Package: Plastic Case Specification: See the table below Origin: China HS Code: 82081019 Product Description ConeShape90 Deg. - SK / KSKStandard cut for general applicationsDouble cut for general purpose use. Improves controland reduces chipsAluminum cut for rapid stock removal ofsofter non-ferrous materials including plasticSizes available:Item No.D1 (mm)L2(mm)D2(mm)L1(mm)SK-42M31.5338SK-1M63650SK-3M9.54.7652SK-5M12.76.3654SK-6M168657SK-7M199.5658SK-9M2512.7660