Heavy Hex Structural Kit DIN6914,DIN6915,DIN6916
Specification: M36-4x205 / M36-4 / M37x66X6
Surface processing: Hot dip galvanized.
Feature: Heavy structural kit, steel structure. Roll thread after heat processing. The thread on the bolts was coated with imported Maring Moly Lube from USA, so easy installment can be ensured.