uxcell M3x50mm 0.5mm Pitch Bolts Socket Cap Head Hex Key Screws 20pcs Product Name : Hex Socket Cap Screw;Material : 304 Stainless Steel;Color : Silver Tone Screw Type : M3x 50mm;Thread Diameter : 3mm/ 0.12";Thread Length : 50mm/ 2" Thread Pitch : 0.5mm;Hex Width : 2.5mm/ 0.1" Head Size : 5.3 x 3mm/ 0.21" x 0.12" (D*H);Overall Length : 53mm/ 2.1" Weight : 51g;Package Content : 20 x Hex Socket Cap Screws