国产乱子伦精品无码专区,国产乱子伦一区二区三区=,国产乱子伦无码精品小说

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    ABOUT US

    Why choose us?

    Ningbo Huashen Yulu Set Screws CO.,Ltd.(former Ningbo Beilun Huashen Set-Screws CO.,Ltd.) was founded on June of 2000,is a manufacturer specialized in producing socket set screw,torx set screw and cross set screw. We have self-owned factory 20000 square in Ningbo of China and over 200 sets of import production equipments,and passed the ISO9001 international quality system in 2002. Approval by the State Intellectual Property Office,the product of set screw with steel ball,set screw with cone shaped dog point, torx set screw and knurled set screw obtained six patents in 2012.

    Our main products are set screws with flat point,cone point 30°、60°、90°、120°etc,dog point,cone shaped dog point,cup point, knurled cup point, steel ball point.

    • Product standard:GB、DIN、ANSI/ASME、ISO、JIS、BS、customer made and company standard.
    • Applicable material:alloy steel、stainless steel、brass、aluminium、tinanium、rustless iron、nylon.
    • Production range:wire diameter M3~M30、4#~1",length3mm~80mm、1/8~3".
    • Product surface:plain、black、zinc plated、nickel plated、passivated、anti-loose.

    2000 +

    Was founded

    20000 +

    Construction area of

    300 +

    Equipment

    Ningbo Huashen Yulu Set Screws CO.,Ltd.

    華申緊定

    was founded on June of 2000,is a manufacturer specialized in producing socket set screw,torx set screw and cross set screw.

    We strictly control the entire process flow and insist on supplying high quality products with reasonable price and sincerely service to meet customer's requirements.

    Our Services

    HuaShen Products by European METFIX,America REGAL, PEER, Japan NSK,FM,ltaly and so on more than 20 enterprises designated as a fixed-point matching,

    Professional manufacturer

    We have self-owned factory 20000 square in Ningbo of China and over 300 sets of import production equipments

    Complete the certificate

    Approval by the State Intellectual Property Office,the product of set screw with steel ball,set screw with cone shaped dog point, torx set screw and knurled set screw obtained six patents in 2012.

    Application field

    applied to bearings, sprockets,textile machinery,lock,bathroom,sports.

    国产乱子伦精品无码专区,国产乱子伦一区二区三区=,国产乱子伦无码精品小说