--- title: "Black Sems Combination Screws Reduce Assembly Component Handling Time" description: "Black Sems Combination Screws Reduce Assembly Component Handling Time — Assortment Kits & Mixed Fastener Sets. MOQ 100 pieces, US$0.012 – 2.40." url: https://engineeringhardware.com/product/black-sems-combination-screws-reduce-assembly-component-handling-time/ source: Engineering Hardware & Fasteners --- # Black Sems Combination Screws Reduce Assembly Component Handling Time [![Black Sems Combination Screws Reduce Assembly Component Handling Time](https://img.engineeringhardware.com/Black-Sems-Combination-Screws-Reduce-Assembly-Component-Handling-Time.webp)](https://img.engineeringhardware.com/Black-Sems-Combination-Screws-Reduce-Assembly-Component-Handling-Time.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Fastener Sets & Assemblies › Assortment Kits & Mixed Fastener Sets](https://engineeringhardware.com/fastener-products/fastener-sets-assemblies/assortment-kits-mixed-fastener-sets/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/black-sems-combination-screws-reduce-assembly-component-handling-time.md) Model no. **M2/M2.5/M3.5/M4/M5/M6/M8** US$0.012 – 2.40 / piece MOQ 100 pieces · Final price confirmed in your quote - **Material:** Stainless Steel - **Head Style:** Round - **Standard:** DIN - **Grade:** a - **Surface Finish:** Black Oxide - **Thread Sizes Available:** M2, M2.5, M3, M4, M5, M6, M8 - **Head Styles Available:** Pan Head, Hex Head, Hex Socket Cap (Customizable) - **Drive Types:** Phillips, Slotted, Hex Socket, Combination (Custom Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Black%20Sems%20Combination%20Screws%20Reduce%20Assembly%20Component%20Handling%20Time%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fblack-sems-combination-screws-reduce-assembly-component-handling-time%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 | Stainless Steel | | Type | Pan Head | | Model NO. | M2/M2.5/M3.5/M4/M5/M6/M8 | | Groove | Flower | | Connection | Common Bolt | | Head Style | Round | | Standard | DIN | | Grade | a | | Product Name | Black Sems Combination Screws | | Surface Finish | Black Oxide | | Washer Type | Flat Washer + Spring Washer (Pre-Assembled) | | Thread Sizes Available | M2, M2.5, M3, M4, M5, M6, M8 | | Head Styles Available | Pan Head, Hex Head, Hex Socket Cap (Customizable) | | Drive Types | Phillips, Slotted, Hex Socket, Combination (Custom | | Application | Cabinet, Machinery, Electronic Equipment Assembly | | Transport Package | Cartons&Pallets or According to Customer's Require | | Specification | M2/M2.5/M3.5/M4/M5/M6/M8 | | Origin | Guangdong | | Package Size | 10.00cm * 10.00cm * 10.00cm | | Package Gross Weight | 2.000kg | | Category | [Assortment Kits & Mixed Fastener Sets](https://engineeringhardware.com/fastener-products/fastener-sets-assemblies/assortment-kits-mixed-fastener-sets/) | ## Technical parameters | Standard | DIN912 | | --- | --- | | Size | M2 M2.5 M3 M4 M5 M6 M8... | | Material | Stainless Steel, Iron, etc. | | Plating | Zinc, Dacromet, Geomet, Ruspert, HDG, Nickel, etc. | | Note | Free samples but freight cost is paid by customers(when sample is in stock) | ## Description Black Sems Combination Screws Reduce Assembly Component Handling Time is part of our assortment kits & mixed fastener sets range (Fastener Sets & Assemblies). ### Key details - **Type:** Pan Head - **Standard:** DIN - **Material:** Stainless Steel - **Grade:** a - **Head Style:** Round - **Groove:** Flower - **Connection:** Common Bolt - **Application:** Cabinet, Machinery, Electronic Equipment Assembly Available configurations include material, head style, standard, grade and surface finish. 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$0.012 – 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 Black Sems Combination Screws Reduce Assembly Component Handling Time? The listed minimum order is 100 pieces, at US$0.012 – 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 Black Sems Combination Screws Reduce Assembly Component Handling Time? Type: Pan Head; Standard: DIN; Material: Stainless Steel; Grade: a; Head Style: Round; Groove: Flower. 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 surface finish. 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 assortment kits & mixed fastener sets are available? The Assortment Kits & Mixed Fastener Sets category lists 3,161 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/fastener-sets-assemblies/assortment-kits-mixed-fastener-sets/](https://engineeringhardware.com/fastener-products/fastener-sets-assemblies/assortment-kits-mixed-fastener-sets/) 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 Assortment Kits & Mixed Fastener Sets →](https://engineeringhardware.com/fastener-products/fastener-sets-assemblies/assortment-kits-mixed-fastener-sets/) [![OEM/ODM Customized Stainless Steel Circular Lock Nuts with Dual Set Holes](https://img.engineeringhardware.com/OEM-ODM-Customized-Stainless-Steel-Circular-Lock-Nuts-with-Dual-Set-Holes.webp)](https://engineeringhardware.com/product/oem-odm-customized-stainless-steel-circular-lock-nuts-with-dual-set-holes/) Assortment Kits & Mixed Fastener Sets ### [OEM/ODM Customized Stainless Steel Circular Lock Nuts with Dual Set Holes](https://engineeringhardware.com/product/oem-odm-customized-stainless-steel-circular-lock-nuts-with-dual-set-holes/) Round Head · Customizable **US$0.006 – 0.012**MOQ 2,000 pieces [![Alloy Steel Internal Circlip Snap Retaining Clip Ring Assortment 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