China OEM Hex Bolt Screw - DIN7981 DIN7982 DIN7983 Screw Flat Head Pan Head Self Tapping Screw teel Zinc Plated Self Tapping Screw/Self Drilling Screw Chipboard Screw/Hex Head Screw/Pan Head Screw – Changlan

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Sticking towards the theory of "Super Good quality, Satisfactory service" ,We are striving to become a superb business enterprise partner of you for Ss Anchor Bolt, Rotating Eye Bolt, Stud Bolt, Our tenet is "Reasonable prices, efficient production time and best service" We hope to cooperate with more customers for mutual development and benefits.
China OEM Hex Bolt Screw - DIN7981 DIN7982 DIN7983 Screw Flat Head Pan Head Self Tapping Screw teel Zinc Plated Self Tapping Screw/Self Drilling Screw Chipboard Screw/Hex Head Screw/Pan Head Screw – Changlan Detail:

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Product introduction

Self tapping screw is a kind of screw with drill bit, through the construction of special power tools, drilling, tapping, fixing, locking completed at a time. Self tapping screws are mainly used for connection and fixation of some thin plate parts, such as color steel plate and color steel plate connection, color steel plate and purlin, wall beam connection, etc

Self tapping screw hardness is high, thread spacing is wide, thread depth, the surface is not smooth, wood screw is on the contrary, another difference is more obvious, wood screw after the segment without thread. Wood screw thread thin, blunt and soft point. Tapping screw threads are thick, sharp and hard.

Thread Forming self-tapping Screws are directly developed from iron Screws. Before using screw Forming self-tapping Screws, holes should be drilled in advance, and then Screws are screwed into the holes and forcefully extruded to match the female threads. The materials originally in the position of the female threads will be squeezed between the male threads. Can only be applied to thin and plastic materials, so also developed; Thread Cutting Tapping Screws — One or more Cutting openings are cut at the end of the threads so that the mating negative threads can be cut using screw tails and teeth in a screw Tapping manner when screwing the pre-holes. It can be used in thick plates, relatively hard or fragile materials that are not easy to shape.

About Us

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Handan Chang Lan Fastener Manufacturing Co., Ltd. formerly Yongnian Tiexi Changhe fastener factory was large-scale standard fastener manufacturer in Yongnian District. The company is located in standard fastener distribution center of Hebei Yongnian, covering an area of 3,050 square meters, was close to Tianjin Port and Qingdao ports, export is very convinedtly. The company has multi position cold heading machine, model 12b, 14b, 16b, 24b, 30b, 33b; has hot forging machine, model has 200 tons, 280 tons, 500 tons, 800 tons;

Has a variety of supporting equipment, including rolling machine, rolling machine, oil press, etc. for bolts, nuts, double stud bolts , foundation bolts and complete product testing equipment. With an experienced technical research and development team, high-quality management personnel and spacious production environment.

Product attributes

Product name Tapping Screw
Brand CL
Product model M6-200
Surface treatment Black、galvanized、Hot dip galvanized
Material Carbon steel
Standard DIN、GB
About the material Our company can customize other different materials different specifications can be customized

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客户照片
包装运输模板 拷贝


Product detail pictures:

China OEM Hex Bolt Screw - DIN7981 DIN7982 DIN7983  Screw Flat Head Pan Head Self Tapping Screw teel Zinc Plated Self Tapping Screw/Self Drilling Screw Chipboard Screw/Hex Head Screw/Pan Head Screw – Changlan detail pictures

China OEM Hex Bolt Screw - DIN7981 DIN7982 DIN7983  Screw Flat Head Pan Head Self Tapping Screw teel Zinc Plated Self Tapping Screw/Self Drilling Screw Chipboard Screw/Hex Head Screw/Pan Head Screw – Changlan detail pictures

China OEM Hex Bolt Screw - DIN7981 DIN7982 DIN7983  Screw Flat Head Pan Head Self Tapping Screw teel Zinc Plated Self Tapping Screw/Self Drilling Screw Chipboard Screw/Hex Head Screw/Pan Head Screw – Changlan detail pictures

China OEM Hex Bolt Screw - DIN7981 DIN7982 DIN7983  Screw Flat Head Pan Head Self Tapping Screw teel Zinc Plated Self Tapping Screw/Self Drilling Screw Chipboard Screw/Hex Head Screw/Pan Head Screw – Changlan detail pictures

China OEM Hex Bolt Screw - DIN7981 DIN7982 DIN7983  Screw Flat Head Pan Head Self Tapping Screw teel Zinc Plated Self Tapping Screw/Self Drilling Screw Chipboard Screw/Hex Head Screw/Pan Head Screw – Changlan detail pictures


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"Control the quality by the details, show the strength by quality". Our company has strived to establish a highly efficient and stable staff team and explored an effective quality control process for China OEM Hex Bolt Screw - DIN7981 DIN7982 DIN7983 Screw Flat Head Pan Head Self Tapping Screw teel Zinc Plated Self Tapping Screw/Self Drilling Screw Chipboard Screw/Hex Head Screw/Pan Head Screw – Changlan, The product will supply to all over the world, such as: Gabon, Jeddah, Malaysia, Our company has built stable business relationships with many well-known domestic companies as well as oversea customers. With the goal of providing high quality products to customers at low cots, we are committed to improving its capacities in research, development, manufacturing and management. We have honored to receive recognition from our customers. Till now we have passed ISO9001 in 2005 and ISO/TS16949 in 2008. Enterprises of "quality of survival, the credibility of development" for the purpose, sincerely welcome domestic and foreign businessmen to visit to discuss cooperation.
  • Production management mechanism is completed, quality is guaranteed, high credibility and service let the cooperation is easy, perfect!
    5 Stars By Elaine from Tanzania - 2017.11.01 17:04
    The company's products can meet our diverse needs, and the price is cheap, the most important is that the quality is also very nice.
    5 Stars By Dominic from Lithuania - 2017.02.18 15:54