--- title: "Umbrella Screws Button Hexagon Socket Cap Big Flat Mushroom Head Screw" description: "Umbrella Screws Button Hexagon Socket Cap Big Flat Mushroom Head Screw — Socket Head Cap & Allen Screws. MOQ 1,000 pieces, US$0.03 – 0.06." url: https://engineeringhardware.com/product/umbrella-screws-button-hexagon-socket-cap-big-flat-mushroom-head-screw/ source: Engineering Hardware & Fasteners --- # Umbrella Screws Button Hexagon Socket Cap Big Flat Mushroom Head Screw [![Umbrella Screws Button Hexagon Socket Cap Big Flat Mushroom Head Screw](https://img.engineeringhardware.com/Umbrella-Screws-Button-Hexagon-Socket-Cap-Big-Flat-Mushroom-Head-Screw.webp)](https://img.engineeringhardware.com/Umbrella-Screws-Button-Hexagon-Socket-Cap-Big-Flat-Mushroom-Head-Screw.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Screws › Socket Head Cap & Allen Screws](https://engineeringhardware.com/fastener-products/screws/socket-head-cap-allen-screws/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/umbrella-screws-button-hexagon-socket-cap-big-flat-mushroom-head-screw.md) US$0.03 – 0.06 / piece MOQ 1,000 pieces · Final price confirmed in your quote - **Head Style:** Hexagonal - **Standard:** DIN, ANSI, ASME, Ifi, ISO - **Grade:** Grade2, 5, 8, 10 - **Finish:** Color-Zinc Plated - **Length:** 3/4"-50" - **Material:** Carbon Steel - **Size:** M5 - M42 - **Thread:** UNC, UNF, M Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Umbrella%20Screws%20Button%20Hexagon%20Socket%20Cap%20Big%20Flat%20Mushroom%20Head%20Screw%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fumbrella-screws-button-hexagon-socket-cap-big-flat-mushroom-head-screw%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 | Connection | Common Bolt | | --- | --- | | Head Style | Hexagonal | | Standard | DIN, ANSI, ASME, Ifi, ISO | | Grade | Grade2, 5, 8, 10 | | Application | Machinery, Chemical Industry, Building | | Finish | Color-Zinc Plated | | MOQ | 1000PCS | | Length | 3/4"-50" | | Certificate | ISO;SGS; RoHS;TUV;ISO9001 | | Sampling Time | 3~5 Workdays | | Transport Package | Bulk in Carton. Then in Pallet | | Specification | M5 - M42 | | Origin | China | | HS Code | 731815 | | Production Capacity | 100tons/Month | | Customization | Available | | Material | Carbon Steel | | Type | Hexagon Head With Flange | | Size | M5 - M42 | | GR.2 | Q195,Q235 | | GR.5 | 35K,45K,40Cr | | GR.8 | 40Cr,35CrMo,42CrMo | | Thread | UNC, UNF, M | | Package | 1. Bulk in 25Kgs Carton Box, + 48 CTN wooden solid Pallet | | Category | [Socket Head Cap & Allen Screws](https://engineeringhardware.com/fastener-products/screws/socket-head-cap-allen-screws/) | ## Technical parameters | Flange Bolts | | | --- | --- | | Standard: | IFI 111 | | DIN6921 | | | Size: | M5 - M42 | | Material: | Carbon SteelGR.2: Q195,Q235 GR.5: 35K,45K,40Cr GR.8: 40Cr,35CrMo,42CrMo | | Stainless SteelSS304, SS316, SS410 | | | Grade: | SAE J429 Gr 2,5,8 | | ASTM A307 Gr. A | | | DIN 6921 Class 4.8,5.8,6.8,8.8,10.9,12.9 | | | ISO Class 4.8,5.8,6.8,8.8,10.9,12.9 | | | SS304, SS316, SS410 | | | Thread: | UNC, UNF, M | | Finish: | Plain, Zinc Plated (Clear/Blue/Yellow/Black), Black Oxide, Nickel, Hot Dip Galvanized, | | Mechanical Galvanized, Geomet, Zinc-Nickel Alloy | | | Package: | 1. Bulk in 25Kgs Carton Box, + 48 CTN wooden solid Pallet | | 2. Bulk in 25Kgs Carton Box, + 36 CTN wooden solid Pallet | | | 3. According to customers demand ( Customized Label & Carton Box ) | | ## Description Umbrella Screws Button Hexagon Socket Cap Big Flat Mushroom Head Screw is part of our socket head cap & allen screws range (Screws). ### Key details - **Type:** Hexagon Head With Flange - **Standard:** DIN, ANSI, ASME, Ifi, ISO - **Material:** Carbon Steel - **Grade:** Grade2, 5, 8, 10 - **Size:** M5 – M42 - **Thread:** UNC, UNF, M - **Length:** 3/4"-50" - **Head Style:** Hexagonal Available configurations include head style, standard, grade, finish and length. 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$0.03 – 0.06 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 Umbrella Screws Button Hexagon Socket Cap Big Flat Mushroom Head Screw? The listed minimum order is 1,000 pieces, at US$0.03 – 0.06 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 Umbrella Screws Button Hexagon Socket Cap Big Flat Mushroom Head Screw? Type: Hexagon Head With Flange; Standard: DIN, ANSI, ASME, Ifi, ISO; Material: Carbon Steel; Grade: Grade2, 5, 8, 10; Size: M5 - M42; Thread: UNC, UNF, M. 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 length. 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 socket head cap & allen screws are available? The Socket Head Cap & Allen Screws category lists 2,042 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/screws/socket-head-cap-allen-screws/](https://engineeringhardware.com/fastener-products/screws/socket-head-cap-allen-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 Socket Head Cap & Allen Screws →](https://engineeringhardware.com/fastener-products/screws/socket-head-cap-allen-screws/) [![Premium Gr5 Titanium Alloy Socket Head Screws for Bone Fixation](https://img.engineeringhardware.com/Premium-Gr5-Titanium-Alloy-Socket-Head-Screws-for-Bone-Fixation.webp)](https://engineeringhardware.com/product/premium-gr5-titanium-alloy-socket-head-screws-for-bone-fixation/) Socket Head Cap & Allen Screws ### [Premium Gr5 Titanium Alloy Socket Head Screws for Bone Fixation](https://engineeringhardware.com/product/premium-gr5-titanium-alloy-socket-head-screws-for-bone-fixation/) Titanium Alloy Screws · ASTM B381 **US$0.96 – 1.20**MOQ 100 pieces [![China Supplier High Grade DIN912 Socket Head Cap Screw](https://img.engineeringhardware.com/China-Supplier-High-Grade-DIN912-Socket-Head-Cap-Screw.webp)](https://engineeringhardware.com/product/china-supplier-high-grade-din912-socket-head-cap-screw/) Socket Head Cap & Allen Screws ### [China Supplier High Grade DIN912 Socket Head Cap Screw](https://engineeringhardware.com/product/china-supplier-high-grade-din912-socket-head-cap-screw/) Round Head · DIN, ANSI, BSW **US$0.012**MOQ 30,000 pieces [![Black Nylon Hexagon Socket Cap Head Screws, Plastic Knurled Cylinder Head Machine Screws](https://img.engineeringhardware.com/Black-Nylon-Hexagon-Socket-Cap-Head-Screws-Plastic-Knurled-Cylinder-Head-Machine-Screws.webp)](https://engineeringhardware.com/product/black-nylon-hexagon-socket-cap-head-screws-plastic-knurled-cylinder-head-machine/) Socket Head Cap & Allen Screws ### [Black Nylon Hexagon Socket Cap Head Screws, Plastic Knurled Cylinder Head Machine Screws](https://engineeringhardware.com/product/black-nylon-hexagon-socket-cap-head-screws-plastic-knurled-cylinder-head-machine/) Screw · DIN, ISO **US$0.12 – 0.24**MOQ 500 pieces [![ISO7380 Hex Socket Button Head Screw, Stainless Steel / Carbon Steel Allen Round Head Machine Screw](https://img.engineeringhardware.com/ISO7380-Hex-Socket-Button-Head-Screw-Stainless-Steel-Carbon-Steel-Allen-Round-Head-Machine-Screw.webp)](https://engineeringhardware.com/product/iso7380-hex-socket-button-head-screw-stainless-steel-carbon-steel-allen-round-head/) Socket Head Cap & Allen Screws ### [ISO7380 Hex Socket Button Head Screw, Stainless Steel / Carbon Steel Allen Round Head Machine Screw](https://engineeringhardware.com/product/iso7380-hex-socket-button-head-screw-stainless-steel-carbon-steel-allen-round-head/) DIN, ANSI, GB, JIS, BSW, GOST · Low Carbon Steel **US$0.012**MOQ 10,000 pieces [![Oppu Hexagon Socket Head Fasteners M3/M4/M6/M8-M20 Made in Tianjin](https://img.engineeringhardware.com/Oppu-Hexagon-Socket-Head-Fasteners-M3-M4-M6-M8-M20-Made-in-Tianjin.webp)](https://engineeringhardware.com/product/oppu-hexagon-socket-head-fasteners-m3-m4-m6-m8-m20-made-in-tianjin/) Socket Head Cap & Allen Screws ### [Oppu Hexagon Socket Head Fasteners M3/M4/M6/M8-M20 Made in Tianjin](https://engineeringhardware.com/product/oppu-hexagon-socket-head-fasteners-m3-m4-m6-m8-m20-made-in-tianjin/) Round Head · DIN, GB, ANSI, BSW, JIS, GOST **US$0.006 – 0.036**MOQ 1,000 pieces [![Stainess Steel ISO 12474 H. Socket Head Cap Screws Made in China](https://img.engineeringhardware.com/Stainess-Steel-ISO-12474-H-Socket-Head-Cap-Screws-Made-in-China.webp)](https://engineeringhardware.com/product/stainess-steel-iso-12474-h-socket-head-cap-screws-made-in-china/) Socket Head Cap & Allen Screws ### [Stainess Steel ISO 12474 H. Socket Head Cap Screws Made in China](https://engineeringhardware.com/product/stainess-steel-iso-12474-h-socket-head-cap-screws-made-in-china/) Cheese Head · DIN, GB, ANSI, BSW, JIS, GOST **US$960.00 – 1,440**MOQ 1 ton [![Anti Corrosion Yellow & Blue White Zinc Plated DIN912 Hexagon Socket Head Cap Screw and Nut Allen Head Screws for Machinery](https://img.engineeringhardware.com/Anti-Corrosion-Yellow-Blue-White-Zinc-Plated-DIN912-Hexagon-Socket-Head-Cap-Screw-and-Nut-Allen-Head-Screws-for-Machinery.webp)](https://engineeringhardware.com/product/anti-corrosion-yellow-blue-white-zinc-plated-din912-hexagon-socket-head-cap-screw/) Socket Head Cap & Allen Screws ### [Anti Corrosion Yellow & Blue White Zinc Plated DIN912 Hexagon Socket Head Cap Screw and Nut Allen Head Screws for Machinery](https://engineeringhardware.com/product/anti-corrosion-yellow-blue-white-zinc-plated-din912-hexagon-socket-head-cap-screw/) Hexagon Head · DIN, ANSI, GB, JIS, BSW, GOST **US$0.60 – 2.40**MOQ 1 piece [![Carbon Steel Galvanized Half Threaded Hex Socket Head Cap Screw](https://img.engineeringhardware.com/Carbon-Steel-Galvanized-Half-Threaded-Hex-Socket-Head-Cap-Screw.webp)](https://engineeringhardware.com/product/carbon-steel-galvanized-half-threaded-hex-socket-head-cap-screw/) Socket Head Cap & Allen Screws ### [Carbon Steel Galvanized Half Threaded Hex Socket Head Cap Screw](https://engineeringhardware.com/product/carbon-steel-galvanized-half-threaded-hex-socket-head-cap-screw/) Round Head · DIN, GB, ANSI, BSW, JIS, GOST, ISO **US$0.012 – 0.12**MOQ 10,000 pieces **US$0.03 – 0.06**MOQ 1,000 piecesGet a quote[WA](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Umbrella%20Screws%20Button%20Hexagon%20Socket%20Cap%20Big%20Flat%20Mushroom%20Head%20Screw%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fumbrella-screws-button-hexagon-socket-cap-big-flat-mushroom-head-screw%2F)