schwarz Sechskantschraube

all kinds of nonstandardscrews sus machine screws hex cap screws tapping screws hexagn screws torx self-tapping screws special machine screws turning parts black screws selt-tapping screws phone sem screws self-drilling screws wood screws matelial:carbon steel&stainless steel&copper&iron size:all frequently-used size,produce as your requests is ok surface:yellow zinc, black phosphated,grey phosphated,nickel plating packing:1000&500 in box-carton-pallet target market:Europe,Asia,Middle East,global Also we can produce the screws as customer's drawing and sample with quality