--- title: "Premium Self-Drilling Hex Head Screws with Rubber Washers" description: "Premium Self-Drilling Hex Head Screws with Rubber Washers — Self-Drilling & Tek Screws. Material: Carbon Steel, Standard: DIN. MOQ 1,000 pieces, US$2.40." url: https://engineeringhardware.com/product/premium-self-drilling-hex-head-screws-with-rubber-washers/ source: Engineering Hardware & Fasteners --- # Premium Self-Drilling Hex Head Screws with Rubber Washers [![Premium Self-Drilling Hex Head Screws with Rubber Washers](https://img.engineeringhardware.com/Premium-Self-Drilling-Hex-Head-Screws-with-Rubber-Washers.webp)](https://img.engineeringhardware.com/Premium-Self-Drilling-Hex-Head-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/premium-self-drilling-hex-head-screws-with-rubber-washers.md) Model no. **DIN7504K** US$2.40 / piece MOQ 1,000 pieces · Final price confirmed in your quote - **Material:** Carbon Steel - **Head Style:** Hexagonal - **Standard:** DIN - **Grade:** DIN7504K Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Premium%20Self-Drilling%20Hex%20Head%20Screws%20with%20Rubber%20Washers%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fpremium-self-drilling-hex-head-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. | DIN7504K | | Groove | Hexagon | | Connection | Self Tapping | | Head Style | Hexagonal | | Standard | DIN | | Grade | DIN7504K | | Transport Package | Bag, Box, Carton, Pallet | | Specification | 3.5/3.9/4.0/4.2/4.8 | | Origin | Zhejiang, China | | HS Code | 731814 | | Production Capacity | 700 Tons Per Month | | We also suppying strong package | Bag /Box /Carton and STRONG Wood Pallets . | | Category | [Self-Drilling & Tek Screws](https://engineeringhardware.com/fastener-products/screws/self-drilling-tek-screws/) | ## Technical parameters | Product Name | External Hex Flange Hex Head Self Drilling Screws | | --- | --- | | Material | Carbon Steel C1022, | | Color | White zinc plated,Yellow Zinc plated, Ruspert, Dacromet | | Standard | DIN GB ISO JIS ANSI | | A/F size | For 1/4" ,3/8",5/16"Hex Driver | | Washer Material | EPDM or PVC Washers | | Thread | AB threads or more | | Used | Machinery, equipment,buildings, structures and so on | | Meassure | Recess | Bulk box Units x Box | | | --- | --- | --- | --- | | Diam. | Length | | | | #12 (5,5mm) | 2" - 50,80mm | 5/16" | 2,000 | | | 2-1/2" - 63,50mm | 5/16" | 1,500 | | | 3" - 76,20mm | 5/16" | 1,200 | | #14 (6,24mm) | 1" - 25,40mm | 3/8" | 2,000 | | | 1-1/2" - 38,10mm | 3/8" | 1,500 | | | 2" - 50,80mm | 3/8" | 1,200 | | | 2-1/2" - 63,50mm | 3/8" | 1,000 | | | 3" - 76,20mm | 3/8" | 800 | | Customized | Customized | Customized | / | ## Description Premium Self-Drilling Hex Head Screws with Rubber Washers is part of our self-drilling & tek screws range (Screws). ### Key details - **Type:** Hexagon Head - **Standard:** DIN - **Material:** Carbon Steel - **Grade:** DIN7504K - **Head Style:** Hexagonal - **Groove:** Hexagon - **Connection:** Self Tapping - **We also suppying strong package:** Bag /Box /Carton and STRONG Wood Pallets . Available configurations include material, head style, standard and grade. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 1,000 pieces at US$2.40 per piece. 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 Premium Self-Drilling Hex Head Screws with Rubber Washers? The listed minimum order is 1,000 pieces, at US$2.40 per piece. 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 Premium Self-Drilling Hex Head Screws with Rubber Washers? Type: Hexagon Head; Standard: DIN; Material: Carbon Steel; Grade: DIN7504K; Head Style: Hexagonal; Groove: Hexagon. 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 and grade. 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/) [![Malaxy Self Drilling Screws Hex Head Drill Point Roofing Screws](https://img.engineeringhardware.com/Malaxy-Self-Drilling-Screws-Hex-Head-Drill-Point-Roofing-Screws.webp)](https://engineeringhardware.com/product/malaxy-self-drilling-screws-hex-head-drill-point-roofing-screws/) Self-Drilling & Tek Screws ### [Malaxy Self Drilling Screws Hex Head Drill Point Roofing Screws](https://engineeringhardware.com/product/malaxy-self-drilling-screws-hex-head-drill-point-roofing-screws/) Hexagon Head · DIN, ANSI, GB, JIS, BSW, GOST **US$0.012 – 0.036**MOQ 1,000 pieces [![ISO15481 Black Phosphated Pan Framing Head Black Coating Torx Pan Head Self Drilling 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