Specifications: Twist Drill Bits Diameter: 4mm / 0.16-inch; Drill Bit Length:150mm / 5.91-inch; Shank Diameter: 4mm / 0.16-inch; Total Length: 200mm / 7.87-inch; 1 x Straight Shank Twist Drill Bit [Strength and Hardness]- Made of 6542 HSS (High Speed…