Angle Grinding Flange Nut Smart365 19-125TK for 125x22.23 mm Discs

The Smart365 Angle Grinding Flange Nut 19-125TK is designed for use with 125 mm diameter discs that have a 22.23 mm centre hole. It secures cutting and grinding discs to the spindle of compatible angle grinders, allowing reliable clamping for cutting, grinding and surface preparation tasks. The flange nut is suitable for abrasive, cutting and grinding wheels commonly used in metalworking and masonry applications, as well as general maintenance and workshop jobs.

Advantages

This flange nut provides a stable and even clamping force to keep 125x22.23 mm discs correctly seated on the spindle. Its construction ensures consistent tightening and reduces the risk of disc slippage during operation. The design is compatible with standard angle grinder spindle threads and enables quick disc changes when used with the appropriate wrench. The part is compact and durable for regular professional and DIY use.

Suitable for

• Fixing 125x22.23 mm abrasive grinding wheels
• Securing cutting discs for metal and masonry
• Routine workshop maintenance and tool setup
• Replacement or spare part for angle grinders using 125 mm discs

Key specifications

• Compatible disc diameter: 125 mm
• Centre bore diameter: 22.23 mm
• Function: flange nut for securing discs to angle grinder spindles
• Intended use: abrasive, cutting and grinding wheels for metal and masonry
• Form factor: compact nut compatible with standard 125 mm disc assemblies

How to use

Place the appropriate 125x22.23 mm disc onto the grinder spindle so the centre hole aligns with the spindle shaft. Fit the flange nut onto the spindle thread and hand-tighten to hold the disc in place. Use the angle grinder's locking mechanism and the recommended wrench to fully tighten the nut according to the grinder manufacturer's torque guidance. Before operation, check that the disc is mounted flat and secure and that the nut is properly seated to prevent imbalance or slippage.

Usage recommendations

Always follow the angle grinder and disc manufacturers' safety instructions. Inspect the disc and flange nut for damage before each use; replace if any deformation or wear is present. Use appropriate personal protective equipment such as eye protection, gloves and hearing protection, and ensure the disc speed rating matches or exceeds the grinder's no-load speed.