{"id":30422,"date":"2026-08-06T16:46:25","date_gmt":"2026-08-06T08:46:25","guid":{"rendered":"https:\/\/www.daosanfasteners.com\/?p=30422"},"modified":"2026-08-06T17:08:17","modified_gmt":"2026-08-06T09:08:17","slug":"self-tapping-screw-manufacturer-self-tapping-screws-factories-in-china","status":"publish","type":"post","link":"https:\/\/www.daosanfasteners.com\/ru\/self-tapping-screw-manufacturer-self-tapping-screws-factories-in-china\/","title":{"rendered":"Self Tapping Screw Manufacturer, Self Tapping Screws Factories in China"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Black Pan Head or Countersunk Self Tapping Screws<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Self Tapping Screws, Tapping Screws, Tapper Screws<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Standard: DIN7981, ISO7049<\/li>\n\n\n\n<li>Sizes: ST2.9-ST6.3<\/li>\n\n\n\n<li>Surface: Zinc Plated, HDG or Black Self Tapping Screws<\/li>\n\n\n\n<li>Head Type:Cross Recessed Pan Head Self Tapping Screws<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Product Detail<\/h3>\n\n\n\n<h3 class=\"wp-block-heading\">Black Pan Head or Countersunk Self Tapping Screws<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Daosan, known as a leading screws factory and\u00a0self tapping screw manufacturer, the self tapping screws we manufactured are exproted to Europe, Russia, Asia and America, at the best factory prices and best delivery. Self tapping screws and self drilling screws two main products in Daosan\u2019s production lines. If you have request for self tapping screws and self drilling screws, please feel free to contact us at\u00a0admin@dao-san.com.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">What is a self tapping screws?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Self tapping screws are fasteners that are designed to drill their own hole as they are screwed into wood, plastic, brick or metal, they are available in all shapes and sizes, also available in varies different head types, like slotted flat countersink head, cross recessed cheese head, cross recessed pan head, etc. Daosan  is a professional self tapping screw manufacturer in China who manufacture and export self tapping screws for over 15 years.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If you are looking for self tapping screw manufacturer, Daosan will be a good and reliable self tapping screws suppliers for you in China. Contact us for the best factory support\u00a0by\u00a0admin@dao-san.com.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Material: Carbon Steel, Alloy Steel, Steel C1008, C1012, C1022<\/li>\n\n\n\n<li>Size: ST2.9-ST6.3<\/li>\n\n\n\n<li>Surface Finish: Plain, Zinc, Nickel.<\/li>\n\n\n\n<li>Application:\u00a0Metal Building and other general applications, metal, brick, plastic and wood connection.<\/li>\n\n\n\n<li>Package: Small box, or 25kgs\/carton, 36cartons\/pallet<\/li>\n\n\n\n<li>Delivery:\u00a045 days<\/li>\n\n\n\n<li>As a self tapping screw manufacturer, customized self tapping screws can be provided basing on your samples or drawing.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Self Tapping Screws Size Chart<\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><img decoding=\"async\" src=\"https:\/\/www.fastenwell.cn\/media\/85\/Self%20Tapping%20Screws%20Drawing.jpg\" alt=\"Black Pan Head or Countersunk Self Tapping Screws 1\"><\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td colspan=\"2\">Thread Specificationd<\/td><td>ST2.2<\/td><td>ST2.9<\/td><td>ST3.5<\/td><td>(ST3.9)<\/td><td>ST4.2<\/td><td>ST4.8<\/td><td>ST5.5<\/td><td>ST6.3<\/td><\/tr><tr><td>P<\/td><td>Thread Pitch<\/td><td>0.8<\/td><td>1.1<\/td><td>1.3<\/td><td>1.3<\/td><td>1.4<\/td><td>1.6<\/td><td>1.8<\/td><td>1.8<\/td><\/tr><tr><td>a<\/td><td>Max<\/td><td>0.8<\/td><td>1.1<\/td><td>1.3<\/td><td>1.3<\/td><td>1.4<\/td><td>1.6<\/td><td>1.8<\/td><td>1.8<\/td><\/tr><tr><td rowspan=\"2\">dk<\/td><td>Max<\/td><td>4.2<\/td><td>5.6<\/td><td>6.9<\/td><td>7.5<\/td><td>8.2<\/td><td>9.5<\/td><td>10.8<\/td><td>12.5<\/td><\/tr><tr><td>Min<\/td><td>3.9<\/td><td>5.3<\/td><td>6.54<\/td><td>7.14<\/td><td>7.84<\/td><td>9.14<\/td><td>10.37<\/td><td>12.07<\/td><\/tr><tr><td rowspan=\"2\">k<\/td><td>Max<\/td><td>1.8<\/td><td>2.2<\/td><td>2.6<\/td><td>2.8<\/td><td>3.05<\/td><td>3.55<\/td><td>3.95<\/td><td>4.55<\/td><\/tr><tr><td>Min<\/td><td>1.55<\/td><td>1.95<\/td><td>2.35<\/td><td>2.55<\/td><td>2.75<\/td><td>3.25<\/td><td>3.65<\/td><td>4.25<\/td><\/tr><tr><td rowspan=\"2\">y<\/td><td>Max (Type C)<\/td><td>2<\/td><td>2.6<\/td><td>3.2<\/td><td>3.5<\/td><td>3.7<\/td><td>4.3<\/td><td>5<\/td><td>6<\/td><\/tr><tr><td>Max (Type F)<\/td><td>1.6<\/td><td>2.1<\/td><td>2.5<\/td><td>2.7<\/td><td>2.8<\/td><td>3.2<\/td><td>3.6<\/td><td>3.6<\/td><\/tr><tr><td colspan=\"2\">Slot No.<\/td><td>1<\/td><td>1<\/td><td>2<\/td><td>2<\/td><td>2<\/td><td>2<\/td><td>3<\/td><td>3<\/td><\/tr><tr><td>M1<\/td><td>\u2248<\/td><td>2.6<\/td><td>3<\/td><td>4.2<\/td><td>4.4<\/td><td>4.6<\/td><td>5<\/td><td>6.5<\/td><td>7.1<\/td><\/tr><tr><td>M2<\/td><td>\u2248<\/td><td>2.4<\/td><td>2.9<\/td><td>3.9<\/td><td>4.1<\/td><td>4.3<\/td><td>4.7<\/td><td>6.2<\/td><td>6.7<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Daosan\u00a0Self Tapping Screws<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Daosan is a self tapping screw manufacturer, and our screws Range including\u00a0machine screws, self-tapping screws,\u00a0self-drilling screws,\u00a0chipboard screws,\u00a0wood screws,\u00a0drywall screws\u00a0etc. If you couldnot find the screws you want in our page, please send picture or drawing to our sales representives by\u00a0admin@dao-san.com.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><img decoding=\"async\" src=\"https:\/\/www.fastenwell.cn\/media\/85\/Hot%20Selling%20Screws.jpg\" alt=\"Black Pan Head or Countersunk Self Tapping Screws 2\"><br>&nbsp;Self Tapping Screw&nbsp;Manufacturer &amp; Manufacturing<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Different screws&nbsp;could be found&nbsp;in our production lines. Small boxes or regular cartons package are available.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.fastenwell.cn\/media\/85\/Screws%20Production.jpg\" alt=\"Black Pan Head or Countersunk Self Tapping Screws 3\"\/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">What is a self tapping screw used for?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">As its name suggests, self-tapping screws&nbsp;are&nbsp;used&nbsp;for tapping and fastening materials&nbsp;including wood, metal, plastic and brick. Sometimes self tapping screws also requires a pilot hole&nbsp;before installation, such as steel or aluminum applications.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">How can you tell if a screw is self tapping?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Self tapping screws have a sharp thread which can help to cut through strong or hard surface. But self tapping screws also have different thread types like\u00a0pointy tip, blunt or flat. As a professional self tapping screw manufacturer, Daosan can provide you best support in different screws including self tapping screws, self drilling screws, chipboard screws, machine screws etc.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Do you need a drill for self tapping screws?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">No, self tapping screws can&nbsp;easily&nbsp;be installed&nbsp;with a screwdriver. However, you\u2019 d better to&nbsp;drill&nbsp;a small pilot hole before&nbsp;you drill&nbsp;the&nbsp;screw.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Do self tapping screws come loose?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Yes, it depends on your installation. If the hole is big, the screw&nbsp;become loose&nbsp;because&nbsp;not thread properly and securely. On the contrary,&nbsp;if the hole&nbsp;is small, the&nbsp;screw&nbsp;can be break&nbsp;or the contacting material will be cracked.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">The Difference Between Self Drilling Screws and Self Tapping Screws<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Self tapping and self drilling screws are two types of screws used in metal building and general construction, as well as many other applications and industries.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Self tapping screws are screws that have the ability to tap threads into the material. These screws cannot drill through metal and require a pilot hole before installation. While self-drilling screws do not require a drilled&nbsp;hole, which reduce installation time and lower&nbsp;the cost and need of additional drilling tools.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In conclusion, all self drilling screws are also self tapping screws, but all self-tappers are not self-drillers.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Daosan is a leading self tapping screw\u00a0manufacturer\u00a0and suppliers in China. Our self tapping screws range in production are\u00a0black oxide self tapping screws, black self tapping screws with washers, assorted black countersunk self tapping screws, black raised self tapping screws, standard self tapping screws, hex tapping screws etc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For more information or quotation for bulk self tapping screws, please feel free to ask us by\u00a0admin@dao-san.com.,\u00a0your reliable self tapping screw manufacturer and supplier.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">FAQ<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">1. Are you a self tapping screw&nbsp;manufacturer?<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Yes, we are self tapping screw manufacturer. Actually as screws factories in China, we make and export self tapping screws, machine screws, self drilling screws, drywall screws and chipboard screws etc for over 15 years.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">2. How long is your delivery time for self tapping screws?<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">It takes 7-10 days for stock products. For bulk order, it will be in 30-60 days according to the order quantity.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">3. Can we have screws samples?<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Yes, free samples can be provided if screws stocks are available.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">4. Can we use our own head mark or customize package?<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Yes, Fastenwell is a standard and custom self tapping screw&nbsp;manufacturer, customize headmark and package are acceptable, please send the requirements when place order.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">5. How can we make an order for black self tapping screws?<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">You can send us inquiry from the contact page or contact us by admin@dao-san.com. directly.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Keywords<\/strong>:&nbsp;self tapping screw manufacturer, self drilling screws suppliers in China, Screws factories in China, black countersunk self tapping screws, self tapping screws suppliers<\/p>","protected":false},"excerpt":{"rendered":"<p>Black Pan Head or Countersunk Self Tapping Screws Self Tapping Screws, Tapping Screws, Tapper Screws Product Detail Black Pan Head or Countersunk Self Tapping Screws Daosan, known as a leading screws factory and\u00a0self tapping screw manufacturer, the self tapping screws we manufactured are exproted to Europe, Russia, Asia and America, at the best factory prices&#8230;<\/p>","protected":false},"author":1,"featured_media":30423,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[61],"tags":[],"class_list":["post-30422","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-studs"],"_links":{"self":[{"href":"https:\/\/www.daosanfasteners.com\/ru\/wp-json\/wp\/v2\/posts\/30422","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.daosanfasteners.com\/ru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.daosanfasteners.com\/ru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.daosanfasteners.com\/ru\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.daosanfasteners.com\/ru\/wp-json\/wp\/v2\/comments?post=30422"}],"version-history":[{"count":3,"href":"https:\/\/www.daosanfasteners.com\/ru\/wp-json\/wp\/v2\/posts\/30422\/revisions"}],"predecessor-version":[{"id":30427,"href":"https:\/\/www.daosanfasteners.com\/ru\/wp-json\/wp\/v2\/posts\/30422\/revisions\/30427"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.daosanfasteners.com\/ru\/wp-json\/wp\/v2\/media\/30423"}],"wp:attachment":[{"href":"https:\/\/www.daosanfasteners.com\/ru\/wp-json\/wp\/v2\/media?parent=30422"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.daosanfasteners.com\/ru\/wp-json\/wp\/v2\/categories?post=30422"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.daosanfasteners.com\/ru\/wp-json\/wp\/v2\/tags?post=30422"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}