High strength pipe pile spring bolt

The mold clamping spring bolts are special screws for pipe pile molds, mainly used in the automated production of pipe piles. The main material is 40CR, the product strength grade is 10.9 and 12.9, and the service life is long. Workers are convenient and quick in the operation process, and there is no need to hold the screws. Various models can be customized, the product quality is reliable, and the after-sales service is excellent, which has won the favor of the majority of users!