--- title: "Captive Screws Knurled Large Flat Head, Stainless Steel" description: "Captive Screws Knurled Large Flat Head, Stainless Steel — Countersunk & Flat-Head Machine Screws. Standard: DIN, Grade: SS304. MOQ 100 pieces, US$1.80 – 3.00." url: https://engineeringhardware.com/product/captive-screws-knurled-large-flat-head-stainless-steel/ source: Engineering Hardware & Fasteners --- # Captive Screws Knurled Large Flat Head, Stainless Steel [![Captive Screws Knurled Large Flat Head, Stainless Steel](https://img.engineeringhardware.com/Captive-Screws-Knurled-Large-Flat-Head-Stainless-Steel.webp)](https://img.engineeringhardware.com/Captive-Screws-Knurled-Large-Flat-Head-Stainless-Steel.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Screws › Countersunk & Flat-Head Machine Screws](https://engineeringhardware.com/fastener-products/screws/countersunk-flat-head-machine-screws/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/captive-screws-knurled-large-flat-head-stainless-steel.md) | **US$3.00**100–499 pieces | **US$1.80**500+ pieces | | --- | --- | MOQ 100 pieces · Final price confirmed in your quote - **Head Style:** Hexagonal - **Standard:** DIN - **Grade:** SS304 - **Finish:** Passivation - **Package Size:** 13.50cm * 8.50cm * 9.50cm Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Captive%20Screws%20Knurled%20Large%20Flat%20Head%2C%20Stainless%20Steel%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fcaptive-screws-knurled-large-flat-head-stainless-steel%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 | | --- | --- | | Type | Captive Screw | | Connection | Common Bolt | | Head Style | Hexagonal | | Standard | DIN | | Grade | SS304 | | Application | Machinery | | Finish | Passivation | | Price | Negotiated | | Quality Control | 100% Inspection | | OEM | Yes | | Lead Time | 3-7 Days | | Delivery Time | 7 Days Around by FedEx/UPS/DHL/TNT | | Delivery Way | by Sea,Air,Express | | Transport Package | Poly Bag-Small Box-Carton with Label | | Specification | Base on the quantity of goods | | Origin | China | | HS Code | 73181600 | | Production Capacity | 3000 Units Per Day | | Package Size | 13.50cm * 8.50cm * 9.50cm | | Package Gross Weight | 0.050kg | | Category | [Countersunk & Flat-Head Machine Screws](https://engineeringhardware.com/fastener-products/screws/countersunk-flat-head-machine-screws/) | ## Technical parameters | Specification | | | | | | --- | --- | --- | --- | --- | | Material and Dimensions | As description chart below | | Quality Control | 100% Inspection | | Price | Negotiated | Lead Time | 3 Days-7 Days | | | Port | Shenzhen or HongKong | Shipping | By Sea, Air or Express | | | Packing | Poly bag-small box-carton with lable | Custom | OEM/ODM | | | Call us please, we show more details of products.Thank you very much. | | | | | | We are a manufacturer of spring plungers of any drawing for OEM also. | | | | | ## Description Captive Screws Knurled Large Flat Head, Stainless Steel is part of our countersunk & flat-head machine screws range (Screws). ### Key details - **Type:** Captive Screw - **Standard:** DIN - **Grade:** SS304 - **Head Style:** Hexagonal - **Finish:** Passivation - **Connection:** Common Bolt - **Application:** Machinery - **Price:** Negotiated Available configurations include head style, standard, grade, finish and package size. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 100 pieces at US$1.80 – 3.00 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 Captive Screws Knurled Large Flat Head, Stainless Steel? The listed minimum order is 100 pieces, at US$1.80 – 3.00 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size. ### How does the price change with quantity? Volume pricing: US$3.00 for 100–499 pieces; US$1.80 for 500+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote. ### What are the main specifications of Captive Screws Knurled Large Flat Head, Stainless Steel? Type: Captive Screw; Standard: DIN; Grade: SS304; Head Style: Hexagonal; Finish: Passivation; Connection: Common Bolt. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include head style, standard, grade, finish and package size. 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 countersunk & flat-head machine screws are available? The Countersunk & Flat-Head Machine Screws category lists 2,424 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/screws/countersunk-flat-head-machine-screws/](https://engineeringhardware.com/fastener-products/screws/countersunk-flat-head-machine-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 Countersunk & Flat-Head Machine Screws →](https://engineeringhardware.com/fastener-products/screws/countersunk-flat-head-machine-screws/) [![Passivated Exterior Finish SUS2205 5.5 mm Width Playground Fasteners Angle Valve Water Heater Female Nuts China Wholesale](https://img.engineeringhardware.com/Passivated-Exterior-Finish-SUS2205-5-5-mm-Width-Playground-Fasteners-Angle-Valve-Water-Heater-Female-Nuts-China-Wholesale.webp)](https://engineeringhardware.com/product/passivated-exterior-finish-sus2205-5-5-mm-width-playground-fasteners-angle-valve/) Countersunk & Flat-Head Machine Screws ### [Passivated Exterior Finish SUS2205 5.5 mm Width Playground Fasteners Angle Valve Water Heater Female Nuts China Wholesale](https://engineeringhardware.com/product/passivated-exterior-finish-sus2205-5-5-mm-width-playground-fasteners-angle-valve/) Countersunk Head · DIN, ANSI, GB, JIS, GOST, BSW **US$0.036 – 0.18**MOQ 1,000 pieces [![Factory Hot Sale Open Domed Countersunk Head Pop Rivet Aluminum Blind Rivet Prices](https://img.engineeringhardware.com/Factory-Hot-Sale-Open-Domed-Countersunk-Head-Pop-Rivet-Aluminum-Blind-Rivet-Prices.webp)](https://engineeringhardware.com/product/factory-hot-sale-open-domed-countersunk-head-pop-rivet-aluminum-blind-rivet-prices/) Countersunk & Flat-Head Machine Screws ### [Factory Hot Sale Open Domed Countersunk Head Pop Rivet Aluminum Blind Rivet Prices](https://engineeringhardware.com/product/factory-hot-sale-open-domed-countersunk-head-pop-rivet-aluminum-blind-rivet-prices/) GB · Stainless Steel, Steel, Aluminum **US$0.012 – 0.024**MOQ 5,000 pieces [![DIN965 M5 Cross Recessed Countersunk Head Screw with White Zinc Plated Carbon Steel Grade 4.8/5.8/8.8](https://img.engineeringhardware.com/DIN965-M5-Cross-Recessed-Countersunk-Head-Screw-with-White-Zinc-Plated-Carbon-Steel-Grade-4-8-5-8-8-8.webp)](https://engineeringhardware.com/product/din965-m5-cross-recessed-countersunk-head-screw-with-white-zinc-plated-carbon-steel/) Countersunk & Flat-Head Machine Screws ### [DIN965 M5 Cross Recessed Countersunk Head Screw with White Zinc Plated Carbon Steel Grade 4.8/5.8/8.8](https://engineeringhardware.com/product/din965-m5-cross-recessed-countersunk-head-screw-with-white-zinc-plated-carbon-steel/) Countersunk Head · DIN, GB, ANSI, BSW, JIS, GOST **US$0.12**MOQ 1,000 pieces [![Premium Custom M4 M6 Titanium Countersunk Hex Screws for Bicycles](https://img.engineeringhardware.com/Premium-Custom-M4-M6-Titanium-Countersunk-Hex-Screws-for-Bicycles.webp)](https://engineeringhardware.com/product/premium-custom-m4-m6-titanium-countersunk-hex-screws-for-bicycles/) Countersunk & Flat-Head Machine Screws ### [Premium Custom M4 M6 Titanium Countersunk Hex Screws for Bicycles](https://engineeringhardware.com/product/premium-custom-m4-m6-titanium-countersunk-hex-screws-for-bicycles/) DIN, ASTM, GOST, GB, JIS, BS · Alloy **US$0.12 – 1.20**MOQ 10,000 pieces [![All Size DIN18182 Stainless Steel Dry Wall Screws](https://img.engineeringhardware.com/All-Size-DIN18182-Stainless-Steel-Dry-Wall-Screws.webp)](https://engineeringhardware.com/product/all-size-din18182-stainless-steel-dry-wall-screws/) Countersunk & Flat-Head Machine Screws ### [All Size DIN18182 Stainless Steel Dry Wall Screws](https://engineeringhardware.com/product/all-size-din18182-stainless-steel-dry-wall-screws/) Countersunk Head · DIN, GB, ANSI **US$0.024 – 0.036**MOQ 1,000 pieces [![OEM Pan Head Manufacturer Machine Screw Stainless Steel Screw](https://img.engineeringhardware.com/OEM-Pan-Head-Manufacturer-Machine-Screw-Stainless-Steel-Screw.webp)](https://engineeringhardware.com/product/oem-pan-head-manufacturer-machine-screw-stainless-steel-screw/) Countersunk & Flat-Head Machine Screws ### [OEM Pan Head Manufacturer Machine Screw Stainless Steel Screw](https://engineeringhardware.com/product/oem-pan-head-manufacturer-machine-screw-stainless-steel-screw/) Countersunk Head · DIN **US$0.012 – 0.60**MOQ 100,000 pieces [![ISO9001 Custom Carbon Steel Phillips Flat Countersunk Head Machine Screw for Furniture](https://img.engineeringhardware.com/ISO9001-Custom-Carbon-Steel-Phillips-Flat-Countersunk-Head-Machine-Screw-for-Furniture.webp)](https://engineeringhardware.com/product/iso9001-custom-carbon-steel-phillips-flat-countersunk-head-machine-screw-for/) Countersunk & Flat-Head Machine Screws ### [ISO9001 Custom Carbon Steel Phillips Flat Countersunk Head Machine Screw for Furniture](https://engineeringhardware.com/product/iso9001-custom-carbon-steel-phillips-flat-countersunk-head-machine-screw-for/) Round Head · DIN, GB, ANSI, BSW, JIS, GOST, According to The Customer… **US$0.12**MOQ 100,000 pieces [![DIN964 M2 Micro Phillips Head Machine Screws Csk Countersunk Cross Machine Screw M2 Micro Screw](https://img.engineeringhardware.com/DIN964-M2-Micro-Phillips-Head-Machine-Screws-Csk-Countersunk-Cross-Machine-Screw-M2-Micro-Screw.webp)](https://engineeringhardware.com/product/din964-m2-micro-phillips-head-machine-screws-csk-countersunk-cross-machine-screw-m2/) Countersunk & Flat-Head Machine Screws ### [DIN964 M2 Micro Phillips Head Machine Screws Csk Countersunk Cross Machine Screw M2 Micro Screw](https://engineeringhardware.com/product/din964-m2-micro-phillips-head-machine-screws-csk-countersunk-cross-machine-screw-m2/) Round Head · DIN, GB, ANSI, JIS, GOST **US$0.036 – 0.06**MOQ 5,000 pieces **US$1.80 – 3.00**MOQ 100 piecesGet a quote[WA](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Captive%20Screws%20Knurled%20Large%20Flat%20Head%2C%20Stainless%20Steel%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fcaptive-screws-knurled-large-flat-head-stainless-steel%2F)