uxcell M8 x 80mm Fully Threaded 304 Stainless Steel Hex Head Screw Bolt 4 Pcs Head Style: Hex Head; Material: Stainless Steel; Package Content: 4 Pcs x Hex Head Bolt Product Name: Hex Head Bolt; Thread Size: 8 x 80mm/0.3" x 3.15"(D*L); Weight: 124g Main Color: Silver Tone; Thread Pitch: 1.25mm; Total Length: 85mm/3.35" Head Height (k): 5mm/0.2"; Hex Width(s): 13mm/0.5" Thread Length(L): 80mm/3.15"; Thread Dia.(d): 8mm/0.3"