Collet and Nut Set Includes a durable brass drill clip and spring collet chuck for secure bit holding and easy operation. Designed for quick installation and reliable performance when used with compatible rotary tools. Electric Mill Chuck Equipped with quality brass collets, suitable for rotary tools, pin vises, and selftightening drill chucks. Provides a stable grip on drill bits to ensure precise and smooth operation across various tasks. Copper Drill Chuck A practical and versatile accessory, ideal for clean and accurate drilling in ABS boards, light wood boards, cardboard, and similar materials. Precisionengineered design offers consistent results and reliable performance in detailed work. Pen Drill Crafted from durable materials for longlasting use. Compact and lightweight design makes it an rotary tool accessory for delicate or intricate drilling applications. Key Features and Benefits Strong brass and copper construction for durability and corrosion resistance Compatible with a wide range of rotary tools, pin vises, and drill chucks Selftightening and precisionfit collets for stable bit holding Simple to install and remove for quick tool changes Suitable for a variety of materials and lightduty drilling projects Practical Applications Ideal for precise holemaking in hobby projects such as model building or crafts Suitable for electronics work requiring accurate drilling in ABS or PCB boards for light workshop tasks on soft woods and thin boards without splintering This set combines reliable materials, versatile compatibility, and precision drilling performance to meet the needs of hobbyists, DIY enthusiasts, and professionals seeking accurate, stable, and convenient drilling solutions.