--- title: "Building Roofing Tek Screws with Rubber Washers" description: "Building Roofing Tek Screws with Rubber Washers — Self-Drilling & Tek Screws. Material: Carbon Steel, Standard: DIN, GB. MOQ 1 ton, US$1,140." url: https://engineeringhardware.com/product/building-roofing-tek-screws-with-rubber-washers/ source: Engineering Hardware & Fasteners --- # Building Roofing Tek Screws with Rubber Washers [![Building Roofing Tek Screws with Rubber Washers](https://img.engineeringhardware.com/Building-Roofing-Tek-Screws-with-Rubber-Washers.webp)](https://img.engineeringhardware.com/Building-Roofing-Tek-Screws-with-Rubber-Washers.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Screws › Self-Drilling & Tek Screws](https://engineeringhardware.com/fastener-products/screws/self-drilling-tek-screws/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/building-roofing-tek-screws-with-rubber-washers.md) Model no. **self drilling screws** US$1,140 / ton MOQ 1 ton · Final price confirmed in your quote - **Material:** Carbon Steel - **Head Style:** Hexagonal - **Standard:** DIN, GB - **Grade:** 12.9 - **Diameter:** 4.2-6.3mm - **Length:** 16mm-200mm - **Package Size:** 25.00cm * 17.00cm * 15.00cm Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Building%20Roofing%20Tek%20Screws%20with%20Rubber%20Washers%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fbuilding-roofing-tek-screws-with-rubber-washers%2F) Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order. ## Specifications | Customization | Available | | --- | --- | | Material | Carbon Steel | | Type | Hexagon Head | | Model NO. | self drilling screws | | Groove | Hexagon | | Connection | Common Bolt | | Head Style | Hexagonal | | Standard | DIN, GB | | Grade | 12.9 | | MOQ | 1 Ton | | Samples | Free | | Diameter | 4.2-6.3mm | | Length | 16mm-200mm | | Transport Package | Shipping by Sea | | Specification | 6.3*19mm | | Origin | Tianjin | | Production Capacity | 50000ton/Year | | Package Size | 25.00cm * 17.00cm * 15.00cm | | Package Gross Weight | 25.500kg | | Accepted Delivery Terms | FOB,CFR,CIF,EXW; | | Accepted Payment Currency | USD,EUR; | | Accepted Payment Type | T/T,L/C,PayPal,Western Union; | | Language Spoken | English,Chinese | | Category | [Self-Drilling & Tek Screws](https://engineeringhardware.com/fastener-products/screws/self-drilling-tek-screws/) | ## Technical parameters | | ,,,, | | | --- | --- | --- | | | ST2.9,ST3.5,ST4.2,ST4.8,ST5.5,ST6.3(#4 - #14) | | | | 10~300 | | | | 3,3.5,4,5 | | | | ,Tek,17 ,,, Tek | | | | :,,,AB,A,C | | | | ,,,,, | | | | ++, | | | | ,,(),,,,Ruspert | | | | 1. | SUS201,304,316,410 | | 2. | C1018,C1022,C10B21,C10B33,C1035,C1045,40CrMo,42CrMo | | | 3. | SCM435,C10B21,C10B33 | | | | DIN7504k | | | | ,,,,,. | | | () | () | () | | --- | --- | --- | | 4.2*13 | 5.5*32 | 6.3*25 | | 4.2*16 | 5.5*38 | 6.3*32 | | 4.2*19 | 5.5*41 | 6.3*38 | | 4.2*25 | 5.5*50 | 5.5*50 | | 4.2*32 | 5.5*63 | 6.3*50 | | 4.2*38 | 5.5*75 | 6.3*63 | | 4.8*13 | 4.8*13 | 6.3*75 | | 4.8*16 | 5.5*90 | 6.3*80 | | 4.8*19 | 5.5*100 | 6.3*90 | | 4.8*25 | 5.5*115 | 6.3*100 | | 4.8*32 | 5.5*125 | 6.3*115 | | 4.8*38 | 5.5*135 | 6.3*125 | | 4.8*45 | 5.5*150 | 6.3*135 | | 4.8*50 | 5.5*165 | 6.3*150 | | 5.5*19 | 5.5*185 | 6.3*165 | | 5.5*25 | 6.3*19 | 6.3*185 | ## Description Building Roofing Tek Screws with Rubber Washers is part of our self-drilling & tek screws range (Screws). ### Key details - **Type:** Hexagon Head - **Standard:** DIN, GB - **Material:** Carbon Steel - **Grade:** 12.9 - **Diameter:** 4.2-6.3mm - **Length:** 16mm-200mm - **Head Style:** Hexagonal - **Groove:** Hexagon Available configurations include material, head style, standard, grade and diameter. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 1 ton at US$1,140 per ton. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you. ## Frequently asked questions ### What is the minimum order quantity (MOQ) for Building Roofing Tek Screws with Rubber Washers? The listed minimum order is 1 ton, at US$1,140 per ton. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size. ### What are the main specifications of Building Roofing Tek Screws with Rubber Washers? Type: Hexagon Head; Standard: DIN, GB; Material: Carbon Steel; Grade: 12.9; Diameter: 4.2-6.3mm; Length: 16mm-200mm. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include material, head style, standard, grade and diameter. Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing. ### What is the lead time and how is it shipped? Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment. ### Which other self-drilling & tek screws are available? The Self-Drilling & Tek Screws category lists 5,114 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/screws/self-drilling-tek-screws/](https://engineeringhardware.com/fastener-products/screws/self-drilling-tek-screws/) How we work ## Specified, checked and shipped by Engineering Hardware & Fasteners Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing. - DIN, ISO, ASTM, ANSI, JIS and GB standard parts - Non-standard parts made to your drawing - Dimensions, thread gauges and plating checked before packing - Export cartons and pallets, consolidated mixed orders - Samples available for approval before mass production [![Production floor](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor-1024x683.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor.webp) Production floor [![Inspection bench](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench.webp) Inspection bench [![Sorting & packing](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-03-sorting-and-packing-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-03-sorting-and-packing.webp) Sorting & packing [![Parts warehouse](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-04-parts-warehouse-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-04-parts-warehouse.webp) Parts warehouse [![Sample review](https://engineeringhardware.com/wp-content/uploads/2026/11/office-02-office-sample-review-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/office-02-office-sample-review.webp) Sample review [![Sales office](https://engineeringhardware.com/wp-content/uploads/2026/11/office-01-daily-sales-office-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/office-01-daily-sales-office.webp) Sales office [More about us →](https://engineeringhardware.com/about/) · [Request a sample or custom quote →](https://engineeringhardware.com/contact/) ## Request a quote for this product ## Related products [All Self-Drilling & Tek Screws →](https://engineeringhardware.com/fastener-products/screws/self-drilling-tek-screws/) [![Premium SS304/316 Stainless Steel Self-Drilling Screws From China](https://img.engineeringhardware.com/Premium-SS304-316-Stainless-Steel-Self-Drilling-Screws-From-China.webp)](https://engineeringhardware.com/product/premium-ss304-316-stainless-steel-self-drilling-screws-from-china/) Self-Drilling & Tek Screws ### [Premium SS304/316 Stainless Steel Self-Drilling Screws From China](https://engineeringhardware.com/product/premium-ss304-316-stainless-steel-self-drilling-screws-from-china/) Round Head · DIN, ANSI, BSW **US$0.006 – 0.018**MOQ 10,000 pieces [![Phillips Head Pan Head Self-Drilling Screws (high strength)](https://img.engineeringhardware.com/Phillips-Head-Pan-Head-Self-Drilling-Screws-high-strength.webp)](https://engineeringhardware.com/product/phillips-head-pan-head-self-drilling-screws-high-strength/) Self-Drilling & Tek Screws ### [Phillips Head Pan Head Self-Drilling Screws (high strength)](https://engineeringhardware.com/product/phillips-head-pan-head-self-drilling-screws-high-strength/) Normal · Normal **US$0.96 – 1.44**MOQ 999 bags [![Stainless Steel 410 Modify Truss Head Phillips Self Drilling Screw Window Screw Metal Screw (hardware&fasteners)](https://img.engineeringhardware.com/Stainless-Steel-410-Modify-Truss-Head-Phillips-Self-Drilling-Screw-Window-Screw-Metal-Screw-hardware-fasteners.webp)](https://engineeringhardware.com/product/stainless-steel-410-modify-truss-head-phillips-self-drilling-screw-window-screw/) Self-Drilling & Tek Screws ### [Stainless Steel 410 Modify Truss Head Phillips Self Drilling Screw Window Screw Metal Screw (hardware&fasteners)](https://engineeringhardware.com/product/stainless-steel-410-modify-truss-head-phillips-self-drilling-screw-window-screw/) Stainless Steel · ISO, RoHS **US$0.024**MOQ 100 kpcs [![Flat Bugle Head Drywall Screws Fine Coarse Thread Self Drilling Wood Screw Black Phosphate](https://img.engineeringhardware.com/Flat-Bugle-Head-Drywall-Screws-Fine-Coarse-Thread-Self-Drilling-Wood-Screw-Black-Phosphate.webp)](https://engineeringhardware.com/product/flat-bugle-head-drywall-screws-fine-coarse-thread-self-drilling-wood-screw-black/) Self-Drilling & Tek Screws ### [Flat Bugle Head Drywall Screws Fine Coarse Thread Self Drilling Wood Screw Black Phosphate](https://engineeringhardware.com/product/flat-bugle-head-drywall-screws-fine-coarse-thread-self-drilling-wood-screw-black/) Flange Head · DIN, GB, ANSI, BSW, JIS, GOST **US$0.14 – 0.30**MOQ 1,000 pieces [![Hex Socket Flat Head Self Drilling Screws for Wood Stainless Steel Screw](https://img.engineeringhardware.com/Hex-Socket-Flat-Head-Self-Drilling-Screws-for-Wood-Stainless-Steel-Screw.webp)](https://engineeringhardware.com/product/hex-socket-flat-head-self-drilling-screws-for-wood-stainless-steel-screw-2/) Self-Drilling & Tek Screws ### [Hex Socket Flat Head Self Drilling Screws for Wood Stainless Steel Screw](https://engineeringhardware.com/product/hex-socket-flat-head-self-drilling-screws-for-wood-stainless-steel-screw-2/) Hexagon Head With Flange · DIN, GB, ANSI, DIN7504K **US$0.0216 – 0.15**MOQ 1,000 pieces [![Hex Head Painted Self Drilling Screw with EPDM Washer, Color Coated Roofing Screw for Metal Building](https://img.engineeringhardware.com/Hex-Head-Painted-Self-Drilling-Screw-with-EPDM-Washer-Color-Coated-Roofing-Screw-for-Metal-Building.webp)](https://engineeringhardware.com/product/hex-head-painted-self-drilling-screw-with-epdm-washer-color-coated-roofing-screw-for/) Self-Drilling & Tek Screws ### [Hex Head Painted Self Drilling Screw with EPDM Washer, Color Coated Roofing Screw for Metal Building](https://engineeringhardware.com/product/hex-head-painted-self-drilling-screw-with-epdm-washer-color-coated-roofing-screw-for/) Hexagon Head · DIN, GB, ANSI, BSW, JIS, GOST, Accrording to The Drawin… **US$0.006 – 6.00**MOQ 50,000 pieces [![M3.5 M4.2 Sheet Metal Screws Phillips Drive Drywall Bugle Head Black Self Drilling Screw](https://img.engineeringhardware.com/M3-5-M4-2-Sheet-Metal-Screws-Phillips-Drive-Drywall-Bugle-Head-Black-Self-Drilling-Screw.webp)](https://engineeringhardware.com/product/m3-5-m4-2-sheet-metal-screws-phillips-drive-drywall-bugle-head-black-self-drilling/) Self-Drilling & Tek Screws ### [M3.5 M4.2 Sheet Metal Screws Phillips Drive Drywall Bugle Head Black Self Drilling Screw](https://engineeringhardware.com/product/m3-5-m4-2-sheet-metal-screws-phillips-drive-drywall-bugle-head-black-self-drilling/) Bugle Head · General Industry **US$0.024**MOQ 6,000 pieces [![Hex Flanged Philips Self-Drilling Screw](https://img.engineeringhardware.com/Hex-Flanged-Philips-Self-Drilling-Screw.webp)](https://engineeringhardware.com/product/hex-flanged-philips-self-drilling-screw/) Self-Drilling & Tek Screws ### [Hex Flanged Philips Self-Drilling Screw](https://engineeringhardware.com/product/hex-flanged-philips-self-drilling-screw/) Hexagon Head · DIN, GB, ANSI, BSW, JIS, GOST **US$1.32 – 3.12**MOQ 900 kilograms **US$1,140**MOQ 1 tonGet a quote[WA](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Building%20Roofing%20Tek%20Screws%20with%20Rubber%20Washers%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fbuilding-roofing-tek-screws-with-rubber-washers%2F)