Heavy Hexagon Head Bolts ASTM -A325+Nut:A563+ Washer:F436 mm.
Hexagon Socket Countersunk Head Screws Grade 10.9-12.9
Hexagon Socket Head Cap Screws (American Standard)
Hexagon Head Bolts Grade 8.8 (High Tensile/High Tension Bolt)
Cross Truss/Pan/Flat Head Cut Thread Flat End Screws TYPE+BT JT+, JP+, JF+
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