Description: 【Precision】:Drilling Guide Attachment Ensures accurate vertical drilling by securely positioning your electric drilling, improving hole consistency and alignment for woodworking projects 【Material】Constructed from steel, Reduces wobbling and deviation during usage, providing a stable guide for precise drilling time 【Versatility】: Drilling Guide is Ideal for furniture making, tasks, hole positioning, and wood board drilling, suitable for both DIY enthusiasts and professional carpenters 【Portability】: Compact and lightweight design allows easy installation with your electric drilling, enabling quick setup without complicated adjustments 【Size】: Vertical Drilling Guide Measures 10cm x 10cm x 25cm (3.94" x 3.94" x 9.84"), fits chucks from 0.15cm-1cm/0.06inch-0.39inch, features an 8mm thick aluminum plate Specification: Material: Steel Note: This item does not include a motor; it is the bracket only.     Size Chart: 10cmx10cmx25cm/3.94inchx3.94inchx9.84inch Chuck Clamping Range:0.15cm-1cm/0.06inch-0.39inch Aluminum Plate Thickness:0.8cm/0.31inch Package Includes: 1x Vertical Drilling Guide Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.