8Pcs HSS Twist Drill Bit Set Large Heat Treated Industrial

8Pcs HSS Twist Drill Bit Set Large Heat Treated Industrial Description: This HSS drill bit set is specially designed for professionals it suits DIY fans tool kit as well. These drills are made of hardened heat treated steel so they are very durable to use. Features: 1. Made of hardened heat treated steel very durable to use. 2. They can provide the perfect cut every time suitable for high speed drill bit. 3. High quality HSS drill bits have reliable performance and durability when drill holes on plastics Aluminum/copper with a thickness of 1mm and many other types of materials 4. There are 8 different sizes and comes with a hard wooden packing case ensure deposit safely and take easily. 5. Suitable for carpenter builder electrician workshop DIY domestic crafts amateurs stylist etc. 6. Fit into power tools chuck securely and eliminates slip. Specifications: Material: HSS Shank Diameter: 1/2inch Shank Type: Triangle Surface Treatment: Polishing & Nitrogenization Size: 14mm 16mm 18mm 19mm 21mm 22mm 24mm 25mm Weight: Approx. 1788g Length: Approx. 150mm / 6inch Package Include: 1 Set x Twist Drill Bit .wang-edit-text{ font-family: Arial !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }