Uxcell a15101300ux0197 M3x30mm Phillips Cross Flat Head Countersunk Bolts Machine Screws (Pack of 50) Head Style: Flat Head; Material: 304 Stainless Steel; Package Content: 50(+/-2%) x Phillips Head Screw Product Name: Phillips Head Screw; Thread Size: M3 x 28mm(D*L); Weight: 67g Drive Type: Phillips; Main Color: Silver Tone Thread Pitch: 0.5mm; Total Length: 30mm/ 1.2" Head Diameter: 5mm/0.2"; Head Height: 2mm/0.08"