... DIN etc ALL Kind of screwsChipboard screwsDrywall screwsSelf tapping screwsSelf drilling screwsMachine screws Wood screws Material: carton steel sae1008, 1018,1022 or ... 5,ST2.9,ST3.5,ST3.9,ST4.2,ST4.8,ST5.5,ST6.3Length:6mm-100mm full thread or ... &500 in box -carton-palletAlso we can produce the screws as customer's drawings and samples with high quality Counter Sunk Head Philips Self Tapping Screws