Features: Ground drill Bit for fast drilling result with low contact force without prepunching or predrilling. Suitable for metals, stainless steel, cast iron, steel, hard plastic, wood, etc. Creates clean and precise holes Works in most hard materials. Straight round shank, suitable for most drill rigs. The drill is a consumable item that is prolonged use and can be further used by grinders. Crafted from metal, this twist drill bit offers exceptional wear resistance and heat durability, ensuring a longer lifespan for demanding tasks. Specifications: Component:Metal Type:12mm/13mm/14mm/15mm/16mm/17mm/18mm/19mm/20mm/21mm/22mm/23mm/24mm/25mm/26mm/27mm/28mm/29mm/30mm/32mm/35mm Length:Approx.15.6cm/6.14inch Package Includes: 1Pc 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.Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!