ITEM NAME:2x Steel Wood Buddha Beads Ball Drill Bit Milling Cutter Router Bit Drill Tools Description: Material: Tungsten Steel Alloy Hard alloy material, very firm High hardness and strength,durable in use. Shank Diameter: approx. 10mm/ 0.39inch Cutting Diameter: approx. 6mm/10mm Package Includes: 2 Pieces Router Bit Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. DMO0001652219391285.Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Material: Tungsten Steel Alloy.