Features 9Pcs in 1 Set: Get all the twist drill bits you need in one convenient set, saving you time and effort when working on different projects. Stable Working: Experience improved stability and balance during quick operations, ensuring precise and accurate drilling every time. Premium HSS Material: Constructed with high speed steel for exceptional durability, preventing deformation and ensuring long-lasting use. Versatile Use: Suitable for drilling through various materials including aluminium, wood, plastic, and PVC, providing flexibility for different projects. Easy Installation: The extra-long length of the drill bits makes for convenient and secure installation, saving you time and effort. Specification: Item Type: Twist Drill Bit Material: High Speed Steel Total Length(Appox.) Shank Diameter(Approx.) 150mm / 5.91in 2mm / 0.08in, 2.5mm / 0.1in, 3mm / 0.12in, 3.5mm / 0.14in 200mm / 7.87in 4mm / 0.16in, 5mm / 0.2in, 6mm / 0.24in, 8mm / 0.31in, 10mm / 0.39in Package List: Item Type: Twist Drill Bit Material: High Speed Steel Total Length(Appox.) Shank Diameter(Approx.) 150mm / 5.91in 2mm / 0.08in, 2.5mm / 0.1in, 3mm / 0.12in, 3.5mm / 0.14in 200mm / 7.87in 4mm / 0.16in, 5mm / 0.2in, 6mm / 0.24in, 8mm / 0.31in, 10mm / 0.39in Note: Do take safety protection when using. Package List 9 x Twist Drill Bit