DRILLMAN FASTENERS, ---General Factory ZHENCHENG MACHINERY located
in cixi city , zhejiang province,and with three Branch factories .
one factory in XINGTAI city, Hebei province. where Manufacturing is
highly developed. We are one of the biggest screw
manufacture,Especial in Drilling Screw area, had became NO.1 OEM
screw factory in china. Our Factory was founded in 1996. As many
years developing, we passed ISO9001:2008. The Screw had
passed CE14592 ,CE14566.OEM screw,especially in roofing screw
from here are now enjoying a good reputation and a great market
share in the World.