uxcell M3 x 6mm Phillips Flat Head Countersunk Bolts Machine Screws 100pcs Head Style: Flat Head; Material: 304 Stainless Steel; Package Content: 100(+/-2%) x Phillips Head Screw Product Name: Phillips Head Screw; Thread Size: M3 x 4mm(D*L); Weight: 33g Drive Type: Phillips; Main Color: Silver Tone Thread Pitch: 0.5mm; Total Length: 6mm/ 0.24" Head Diameter: 5.5mm/0.22"; Head Height: 2mm/0.08"