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, wear-resistant metal, ensuring high hardness and sturdiness. This adapter is perfect for woodworking applications, providing accurate and smooth drilling. Technical specifications Material: Metal Clamping range: 38-45mm Inner hole diameter: 11cm Color: Green 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 projects Ensures accurate and smooth drilling Other information Due to different batches, the actual product may have slight differences or color variations, which do not affect its use Light reflection and different displays may cause the color of the item in the