Product Description Guardrail Bolts, hex bolts, hex coach screw etc,
that conform to the ISO ANSI/ASME DIN JIS BSW GB. We also produce
various special-shaped parts according to customer's requirements and
specifications.
Product specifications :diameter 5mm - 20mm 1/4" - 3/4", screw length 10mm - 450mm 1/2" - 18