General description The Square Hole Drill Bit Adapter Fixing Bracket is a high-quality accessory designed for both bench and hand drills. It is made from durable metal, ensuring wear resistance and high hardness for long-lasting use. This versatile tool is perfect for woodworking, providing accurate and smooth drilling. Technical specifications Material: Metal Color: Green Clamping range: 38-45mm Inner hole diameter: 11cm Measurement allowed error: +/- 1-3cm Compatibility and accessories Compatible with both table drills and hand drills Note: Square hole drill and electric drill are not included Installation Easy to install and remove Quick installation process allows for fast and convenient use Usage Ideal for woodworking applications Ensures accurate and smooth drilling Other information