Features: Elevates your threading with the Metric Tap & Drill Bit Set, featuring high speed steel for exceptional durability and performances. The set includes 2pcs M5x0.8 straight flute thread Tap and 2pcs 4.2mm twist drill Bit Suitable for professional machinists and enthusiasts alike, this tap and drill bit set ensures accurate tapping for those who demand quality. This set for creating thread in iron and hard plastics. With the HSS6542 Screw Tapping Threading Tool, users can achieve consistent threading depth and superior longevity, making it essential addition to any tool collection. Specifications: Component:High Speed Steel Straight Flute Thread Tap:Approx.60mm/2.36inch Twist Drill Bit:Approx.75mm/2.95inch Package Includes: 2Pcs M5x0.8 Straight Flute Thread Tap 2Pcs 4.2mm Twist Drill Bit note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.