Hign-concerned Chemical: None - Ensuring a safe and environmentally friendly usage, this angle grinder flange nut set is free from any harmful chemicals, making it suitable for various environments without health risks. Origin: Mainland China - Proudly manufactured with robust materials and precise engineering in Mainland China, this M14 thread flange nut set stands out for its durability and reliability in demanding tasks. Model Number: M14 s - Specifically designed for compatibility with various angle grinders, the M14 s model number ensures a perfect fit and seamless functionality for both professional and DIY electrical supplies. DIY Supplies: Electrical - Ideal for electrical DIY projects, this angle grinder flange nut set allows for quick and easy installation and removal, enhancing efficiency and reducing downtime in any project. Quick Release Locking Nut Replace - Featuring an innovative quick-release mechanism, this flange nut set allows for fast and secure locking and unlocking, significantly speeding up blade changes and maintenance. Color: As Shown Material: Steel Package Contents: 1*Angle Grinder Flange Nut Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.