... drill bit -For high speed cutting 2 Flute High Speed Tungsten Carbide Drill Bit1.High speed drill bit have three types: Standard 2 flutes high speed drill bit ... Sandvik material, for high speed cutting.8.Other products: carbide end mills, carbide inserts, collet, ... chuck, tool holder, tool heads, carbide rod, reamer, nut, spanner, etc. ZHY 2 Flute High Speed Tungsten Carbide Drill Bit ...