nikkitec1724|nikkitec 1724
标准螺丝 A325,S10T,DIN 7991,ASTM F1852,DIN 912,DIN 931/933,DIN 6921,DIN 912,
ROUND HEAD SQUARE NECK BOLT,ANSI/ASTM B18.2.1 HEX CAP SCREW,ASTM F2280, 特殊螺丝 EXTERNAL SIX LOBES FLANGE SCREW, SPECIALLOCK BOLT, SIX LOBES PAN HEAD SCREW, WHEEL BOLT, EXCALIBUR HEX FLANGE BOLT, 12 POINT FLANGE SCREW, SPECIAL HEX LONG BOLT, SPECIAL HEX FLANGE BOLT, EXCALIBUR WELD EYE BOLT, ASTM F568M TRACK BOLT, SEMS, EXTERNAL SIX LOBES FLANGE SCREW, ROUND HEAD SQUARE NECK SHOULDER BOLT, HEX SOCKET HEAD SHOULDER SCREW, WHEEL BOLT,
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