uxcell M10x25mm Grade 8.8 Metric Hex Flange Screws Bolts 10pcs Head Style: Hex Head; Material: Zinc Plated(Grade 8.8); Package Content: 10pcs x Hex Flange Bolt Product Name: Hex Flange Bolt; Thread Size: M10x25mm/0.4"x1"(D*L); Weight: 260g Coating: Zinc; Main Color: Silver Tone; Total Length: 34mm/1.33" Battery Included: No; Thread Pitch(Coarse Thread): 1.5mm; Flange Diameter: 21mm/0.83" Hex Width: 14mm/0.55"; Head Thickness: 9mm/0.35"