uxcell 100 Pcs M8x18mm Aluminum Knurled Body Flat Head Blind Rivet Nuts Insert Nutserts Thread Size: (D) M8/ 0.3"; Product Name: Rivet Nut; Material: Aluminum Weight: 574g; Package Content: 100 (+/-2%) x Rivet Nut Main Color: Silver Tone; Flange Size (dk*k): 14 x 1.6mm/ 0.55" x 0.063" (D*Thickness) Thread Pitch: 1.25mm; Total Length (L): 18mm/ 0.7" Body Diameter (d): 11mm/ 0.43"; Application Hole Size (d0): 9mm/ 0.35"