Features: Transform your angle grinder into a various straight grinder with this high carbon steel adapter, featuring 3mm/6mm collets and a universal 5/8"-11 threaded interfaces for seamlessly compatibility. This conversion chuck secure accommodates various grinding heads, enabling efficient polishing, cutting, and grinding tasks in workshops or job sites. Ideal for metalworkers, carpentry, and DIYer enthusiasts needing quick tool adaptation between angled and straight grinding applications without multiple devices. Tackle precise projects like automotive repairs, woodworking, or metal fabrication where stable tool performances and extended 500 hour materials durability is essential. The lightweight 300g build ensures portability while the reinforced collets mechanism minimizes vibration during operation, delivering professional result across 25-50mm accessories diameters. Specifications: Component: high carbon steel Size:Approx.50x3mm/1.97x0.12inch Size:Approx.50x6mm/1.97x0.24inch Color: Silver Applicable scenario: angle grinder, electric drill Package Includes: 1pcs Conversion Chuck note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.