Features: Crafted from high carbon steel for exceptional toughness and wear resistance, ideal for both hardwood and softwood applications. Featuring a unique cutting edge design, these bits efficiently break wood fibers and facilitate smooth chip removal, ensuring precise and clean holes every time. Perfect for professional carpenters and DIY enthusiasts alike, these drill bits cater to anyone seeking their woodworking projects. Ideal for various scenarios, from furniture making to door lock installations, where accurate hole placement is crucially. With hexagonal shank suitable for cordless drills, hand drills, these dirll bits are a must have addition to any tool collection, enhancing your drilling efficiency and accuracy. Specifications: Component:Carbon Steel Type:3.175mm/3.96mm/4.76mm/6.35mm/7.9mm/9.5mm/11.11mm/12.7mm Length:Approx.105mm/4.13inch Package Includes: 1Pc 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.