ITEM NAME:2x Carbide Straight Dado Router Bit Woodworking Milling Cutter 8mm Shank,6mm Description: Router CNC Engraving Wood Working Bottom Cleaning Bit - 8mm/ 0.315in Shank - 6mm Cutting Diameter. Industrial grade micro grain car.Build-up & heat resistant polytef coating, anti-kickback design. Total Length: 49mm/ 1.93in. The color may have different as the difference display, pls understand.