--- title: "Custom Stainless Steel Hex Socket Cap Screws for Precision Engineering" description: "Custom Stainless Steel Hex Socket Cap Screws for Precision Engineering — Socket Head Cap & Allen Screws. MOQ 500 pieces, US$0.14 – 8.40." url: https://engineeringhardware.com/product/custom-stainless-steel-hex-socket-cap-screws-for-precision-engineering/ source: Engineering Hardware & Fasteners --- # Custom Stainless Steel Hex Socket Cap Screws for Precision Engineering [![Custom Stainless Steel Hex Socket Cap Screws for Precision Engineering](https://img.engineeringhardware.com/Custom-Stainless-Steel-Hex-Socket-Cap-Screws-for-Precision-Engineering.webp)](https://img.engineeringhardware.com/Custom-Stainless-Steel-Hex-Socket-Cap-Screws-for-Precision-Engineering.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/custom-stainless-steel-hex-socket-cap-screws-for-precision-engineering.md) US$0.14 – 8.40 / piece MOQ 500 pieces · Final price confirmed in your quote - **Journal Diameter Dimensional Accuracy:** IT01-IT5 - **Journal Surface Roughness:** 0.63-0.16μm - **Surface Finish:** Anodized - **Tolerance:** Precision Tolerance - **Aluminum grade:** 6061, 6063 Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Custom%20Stainless%20Steel%20Hex%20Socket%20Cap%20Screws%20for%20Precision%20Engineering%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fcustom-stainless-steel-hex-socket-cap-screws-for-precision-engineering%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 | | --- | --- | | Application | Aerospace Industry, Agricultural Equipment, Automotive Industry, Construction Industry, Marine Industry, Medical Industry, Robotics Industry | | Certification | ISO9001 | | Corrosion Resistance | Handle as Required | | Journal Diameter Dimensional Accuracy | IT01-IT5 | | Journal Relative Position Accuracy | 0.001-0.005mm | | Journal Surface Roughness | 0.63-0.16μm | | Shaft Type | Stepped Shaft | | Surface Finish | Anodized | | Tolerance | Precision Tolerance | | Transport Package | Cartons | | Origin | Ningbo, Zhejiang | | HS Code | 8483109000 | | Production Capacity | 50000pieces/Yeae | | Carbon steel | 10#, 18#, 1018, 22#, 1022, 40Cr, 45#, 1045, 50#, 55#, 60#, 65Mn, 70#, 72B, 80#, 82B | | Alloy Structure Steel | B7, 20CrMo, 20CrMnTi,42Crmo, SCM415, SCM440, 4140 | | High-carbon chromium bearing steel | GCr15, 52100, SUJ2 | | Free-cutting steel | 12L14, 12L15 | | Stainless steel | 1Cr13, 2Cr13, 3Cr13, 4Cr13, 1Cr17, SUS410, SUS420, SUS430, SUS416, SUS440C, 17-4, 17-4PH, 130M, 200, 201, 202, 205, 303, 303Cu, 304, 316, 316L | | Aluminum grade | 6061, 6063 | | Brass | Hpb58-2.5 (C38000), Hpb59-1 (C37710), Hpb61-1 (C37100), Hpb62-0.8 (C35000), Hpb63-0.1 (C34900), Hpb63-3 (C34500), H60, H62, H63, H65 | | Category | [Socket Head Cap & Allen Screws](https://engineeringhardware.com/fastener-products/screws/socket-head-cap-allen-screws/) | ## Technical parameters | Application | motor or electric motor | Certification | ISO | | --- | --- | --- | --- | | Material | carbon steel(According to Drawing) | Type | Motor shaft | | Size | According to Drawing | Diameter | 6-50mm | | Diameter Tolerance | 0.005mm | Length | 5-800mm | | Roughness | Ra0.05 | Transport Package | Plastic Bags Inside and Standard Cartons Outside | | Hardness | HRC | Origin | Ningbo, Zhejiang | | Material | Carbon steel: 10#, 18#, 1018, 22#, 1022, 40Cr, 45#, 1045, 50#, 55#, 60#, 65Mn, 70#, 72B, 80#, 82B Alloy Structure Steel: B7, 20CrMo, 20CrMnTi,42Crmo, SCM415, SCM440, 4140 High-carbon chromium bearing steel: GCr15, 52100, SUJ2 Free-cutting steel: 12L14, 12L15 Stainless steel: 1Cr13, 2Cr13, 3Cr13, 4Cr13, 1Cr17, SUS410, SUS420, SUS430, SUS416, SUS440C, 17-4, 17-4PH, 130M, 200, 201, 202, 205, 303, 303 | | --- | --- | | Diameter | 6-50mm | | Length | 5-800mm | | Diameter Tolerance | 0.005mm | | Hardness | HRC | | Heat treatment | 1. Oil Quenching 2. High frequency quenching 3. Carburization 4. Vacuum Heat treatment 5. Mesh belt furnace heat treatment | | Surface treatment | 1. Plating nickel 2. Plating zinc 3. Plating passivation 4. Plating phosphating 5. Black coating 6. Anodized treatment 7. | | Packing | Plastic bags inside and standard cartons outside. Shipment by pallets or according to customer's packing specifications | ## Description Custom Stainless Steel Hex Socket Cap Screws for Precision Engineering is part of our socket head cap & allen screws range (Screws). ### Key details - **Certification:** ISO9001 - **Corrosion Resistance:** Handle as Required - **Journal Diameter Dimensional Accuracy:** IT01-IT5 - **Journal Relative Position Accuracy:** 0.001-0.005mm - **Journal Surface Roughness:** 0.63-0.16μm - **Shaft Type:** Stepped Shaft - **Surface Finish:** Anodized - **Tolerance:** Precision Tolerance Available configurations include journal diameter dimensional accuracy, journal surface roughness, surface finish, tolerance and aluminum grade. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 500 pieces at US$0.14 – 8.40 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 Custom Stainless Steel Hex Socket Cap Screws for Precision Engineering? The listed minimum order is 500 pieces, at US$0.14 – 8.40 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 Custom Stainless Steel Hex Socket Cap Screws for Precision Engineering? Certification: ISO9001; Corrosion Resistance: Handle as Required; Journal Diameter Dimensional Accuracy: IT01-IT5; Journal Relative Position Accuracy: 0.001-0.005mm; Journal Surface Roughness: 0.63-0.16μm; Shaft Type: Stepped Shaft. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include journal diameter dimensional accuracy, journal surface roughness, surface finish, tolerance and aluminum 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 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/) [![Taiwan Quality Fastener Countersunk Socket Head Anodized Aluminum Alloy Button Head Screw](https://img.engineeringhardware.com/Taiwan-Quality-Fastener-Countersunk-Socket-Head-Anodized-Aluminum-Alloy-Button-Head-Screw.webp)](https://engineeringhardware.com/product/taiwan-quality-fastener-countersunk-socket-head-anodized-aluminum-alloy-button-head/) Socket Head Cap & Allen Screws ### [Taiwan Quality Fastener Countersunk Socket Head Anodized Aluminum Alloy Button Head Screw](https://engineeringhardware.com/product/taiwan-quality-fastener-countersunk-socket-head-anodized-aluminum-alloy-button-head/) Ss/Steel · Hex **US$0.012 – 0.018**MOQ 300 mpcs [![Hexagon Socket Head Cap Screw DIN912/ISO12474/ISO4762 Grade 8.8 with Black All 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