?If you are looking for a set of twist drill bit that both high quality and durable£¬ this one is it.<br><br><strong>Features:</strong><br>Straight round shank.<br>Drill hole quickly and nicely.<br>High-speed steel£¬ high quality with good durability.<br>Suitable for wood£¬ plank£¬ plastic£¬ aluminium plate or sheet iron.<br>It includes 13 sizes in one drill bit set(1.5mm£¬ 2mm£¬ 2.5mm£¬ 3mm£¬ 3.2mm£¬ 3.5mm£¬ 4mm£¬ 4.5mm£¬ 4.8mm£¬ 5mm£¬ 5.5mm£¬ 6mm£¬ 6.5mm)£¬ which meet your different needs perfectly.<br><br><strong>Specifications:</strong><br>Material: High-speed steel<br>Package Weight: Approx. 76g / 2.68oz<br>Package Size: Approx. 12 * 7.2 * 0.6cm / 4.72 * 2.83 * 0.24in<br><br><strong>Package List:</strong><br>13 * Twist Drill Bit