uxcell Knurled Thumb Nuts 5Pcs M6x1mm Iron Round Knobs Fasteners for 3D Printer Parts Silver Tone

Knurled Thumb Nuts Thread Size M6 Pitch 1mm Size 20mm x 13mm079 x 051DH Material Made of iron material that is high hardness no rust and perfect corrosion resistance Easy to Use This nut with knurled surface that can be easily tightened assembled and disassembled by hand without any tools Application Commonly found on 3D printer beds machine tools cabinets toolboxes great for crafting projects and things that require quick adjustments.