Specifications:

• Chuck Capacity Min.: 0.3mm
• Chuck Capacity Max.: 3.5 mm
• Mounting Hole Diameter: 3.17mm
• Material: Brass + Steel

Features:

• Made of high-quality brass and steel material, it is resistant to wear and tear and strong and durable.
• The chuck can hold tools such as drills with a diameter of 0.3–3.5 mm for drilling, polishing, and grinding.
• The chuck is designed with a non-slip texture, which makes it easier to work during the process.
• Brass connecting rods are available in different bore diameters for mounting on motor shafts of corresponding diameters.
• Compatible with most rotary tools, such as mini drills, electric grinders, etc.