uxcell 10 Pcs Hex Head Cap Nylon Plastic Hexagonal Screw Right Hand M8 x 50mm Product Name : Hexagonal Head Screw;Type : M8 x 50mm;System of Measure : Metric Thread Diameter(B) : 8mm(0.315");Thread Length(L) : 50mm(1.968");Thickness of Screw Head(A) : 5.5mm(0.217") Diameterof Screw Head(C) : 13mm(0.512");Thread Pitch : 1.25mm(0.049") Material : Plastic;Color : off white Net Weight : 30g;Package Content : 10 Pcs x Hexagonal Head Screw