china supplier black external hexagonal screw kit 40pcs
Gr1 Gr2 Gr5 Gr7 Gr9
Gold, Blue, Yellow, black ,Purple, Silver
M3-M30 * L10-200mm
Polishing, Anodizing, Black oxide or Plating color
Light weight, acid and alkali resistance, anti-corrosion, excellent mechanical properties etc.
DIN 7504, ISO15481,JIS B1124,ISO 15482,ISO 15480,etc
Test and Quality
1. ISO 9001:2008
2. Mechanical properties test.
3. Inspection ensure the materials meet the
industry and customer specification.
Airplane, Ship, Bicycle, Motorcycle, Auto, Medical, Chemical, Wheelchair, Sports, Anchor, Weapon, etc.
T/T, L/C at sight
Flat, pan,Oval,Round,Binding, I.HD,Brazier,PF.HD,Button,Cheese,Fillister,Ansi.Pan,Indented.
Phillips,Slotted,Phillips/Slot,Six-Lobe, Suqare,Crossed,Y-type,Pozi,square-slot,Phillips/square, Triangle,Spanner,Clutch.etc
Stainless Steel: SS201, SS303, SS304, SS316, SS410, SS420
Carbon steel: C1006,C1010,C1018,C1022,C1035K,C1045
Plain, Black Oxide,nickel plated, Chromated, passivated, zinc plating, phosphated and etc as per your need.