DIN7505 Chipboard screws: 1) Various kinds of screws are available 2) Can be supplied in different ... ANSI,BSW,AS,JS,ISO,ETC.stype self-drilling screws, self tapping screws, chipboard screws,machine screws,wood screws, drywall screws etc.finish bright,zinc plated,hot-dip ... many kinds of fasteners , such as bolts ,nuts, washers, screws, anchors and threaded rods. Our strength: Can make custom-specific ...