--- title: "High Quality Socket Head Cap Torx Security Self Locking with Blue Thread Locker Screws" description: "High Quality Socket Head Cap Torx Security Self Locking with Blue Thread Locker Screws — Socket Head Cap & Allen Screws. MOQ 1 piece, US$0.012 – 0.18." url: https://engineeringhardware.com/product/high-quality-socket-head-cap-torx-security-self-locking-with-blue-thread-locker/ source: Engineering Hardware & Fasteners --- # High Quality Socket Head Cap Torx Security Self Locking with Blue Thread Locker Screws [![High Quality Socket Head Cap Torx Security Self Locking with Blue Thread Locker Screws](https://img.engineeringhardware.com/High-Quality-Socket-Head-Cap-Torx-Security-Self-Locking-with-Blue-Thread-Locker-Screws.webp)](https://img.engineeringhardware.com/High-Quality-Socket-Head-Cap-Torx-Security-Self-Locking-with-Blue-Thread-Locker-Screws.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/high-quality-socket-head-cap-torx-security-self-locking-with-blue-thread-locker.md) Model no. **31** US$0.012 – 0.18 / piece MOQ 1 piece · Final price confirmed in your quote - **Material:** Carbon Steel - **Head Style:** Flat Head - **Standard:** DIN, GB, ANSI, BSW, JIS, GOST - **Grade:** 3.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, 12.9 Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20High%20Quality%20Socket%20Head%20Cap%20Torx%20Security%20Self%20Locking%20with%20Blue%20Thread%20Locker%20Screws%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fhigh-quality-socket-head-cap-torx-security-self-locking-with-blue-thread-locker%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. | 31 | | Connection | Common Bolt | | Head Style | Flat Head | | Standard | DIN, GB, ANSI, BSW, JIS, GOST | | Grade | 3.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, 12.9 | | Shipment | EXW,Fob,CIF | | R&D Capacity | OEM;Own Brand;ODM;Others | | Business Type | Manufacturer/Factory | | Delivery Time | 3-10 Working Days | | Application | Use in Machinery,Tools and Dies | | Transport Package | 20-25kg/Cartons+900kg/Palletsplastic Bag | | Specification | Customized | | Origin | China | | HS Code | 7318159090 | | Category | [Socket Head Cap & Allen Screws](https://engineeringhardware.com/fastener-products/screws/socket-head-cap-allen-screws/) | ## Technical parameters | Name | socket Head Cap torx security self locking with Blue Thread locker Screws | | --- | --- | | Steel Material | Carbon Steel | | Shape of Head | Flat Head | | Length | 9.5-300mm | | Specification | M6,M8,M10,M12 | | Surface Treatment | Hot Galvanized, Black, Color-Zinc, Blue White Zinc,Dacromet | | Certification | ISO, ISO9001 | | Class/Grade | 3.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, 12.9 | | Application | Use in Machinery,Tools and Dies | ## Description High Quality Socket Head Cap Torx Security Self Locking with Blue Thread Locker Screws is part of our socket head cap & allen screws range (Screws). ### Key details - **Type:** Hexagon Head - **Standard:** DIN, GB, ANSI, BSW, JIS, GOST - **Material:** Carbon Steel - **Grade:** 3.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, 12.9 - **Head Style:** Flat Head - **Connection:** Common Bolt - **Application:** Use in Machinery,Tools and Dies - **Shipment:** EXW,Fob,CIF 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 piece at US$0.012 – 0.18 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 High Quality Socket Head Cap Torx Security Self Locking with Blue Thread Locker Screws? The listed minimum order is 1 piece, at US$0.012 – 0.18 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 High Quality Socket Head Cap Torx Security Self Locking with Blue Thread Locker Screws? Type: Hexagon Head; Standard: DIN, GB, ANSI, BSW, JIS, GOST; Material: Carbon Steel; Grade: 3.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, 12.9; Head Style: Flat Head; 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 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 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/) [![Stainless Steel 304 DIN7991 Hex Socket Countersunk Head Cap Screw](https://img.engineeringhardware.com/Stainless-Steel-304-DIN7991-Hex-Socket-Countersunk-Head-Cap-Screw.webp)](https://engineeringhardware.com/product/stainless-steel-304-din7991-hex-socket-countersunk-head-cap-screw/) Socket Head Cap & Allen Screws ### [Stainless Steel 304 DIN7991 Hex Socket Countersunk Head Cap Screw](https://engineeringhardware.com/product/stainless-steel-304-din7991-hex-socket-countersunk-head-cap-screw/) Round Head · DIN, GB, ANSI, BSW, JIS, GOST **US$0.36 – 1.20**MOQ 1,000 pieces [![Zajp Stainless Steel DIN923 Hex Socket/Torx/Slot Step Screws Slotted Pan Head Screw with Shoulder](https://img.engineeringhardware.com/Zajp-Stainless-Steel-DIN923-Hex-Socket-Torx-Slot-Step-Screws-Slotted-Pan-Head-Screw-with-Shoulder.webp)](https://engineeringhardware.com/product/zajp-stainless-steel-din923-hex-socket-torx-slot-step-screws-slotted-pan-head-screw/) Socket Head Cap & Allen Screws ### [Zajp Stainless Steel DIN923 Hex Socket/Torx/Slot Step Screws Slotted Pan Head Screw with Shoulder](https://engineeringhardware.com/product/zajp-stainless-steel-din923-hex-socket-torx-slot-step-screws-slotted-pan-head-screw/) Expansion Joint Ball · Negotiated **US$0.12 – 0.60**MOQ 100 pieces [![Stainless Steel Hex Socket Pan Cake Head Furnitures Ultra Low Head Screw Machine Screw](https://img.engineeringhardware.com/Stainless-Steel-Hex-Socket-Pan-Cake-Head-Furnitures-Ultra-Low-Head-Screw-Machine-Screw.webp)](https://engineeringhardware.com/product/stainless-steel-hex-socket-pan-cake-head-furnitures-ultra-low-head-screw-machine/) Socket Head Cap & Allen Screws ### [Stainless Steel Hex Socket Pan Cake Head Furnitures Ultra Low Head Screw Machine Screw](https://engineeringhardware.com/product/stainless-steel-hex-socket-pan-cake-head-furnitures-ultra-low-head-screw-machine/) Hexagon Head · Stainless Steel **US$0.24 – 0.60**MOQ 200 pieces [![DIN912 Tainless Steel 316 304 Hex Socket Head Cap Screw](https://img.engineeringhardware.com/DIN912-Tainless-Steel-316-304-Hex-Socket-Head-Cap-Screw.webp)](https://engineeringhardware.com/product/din912-tainless-steel-316-304-hex-socket-head-cap-screw/) Socket Head Cap & Allen Screws ### [DIN912 Tainless Steel 316 304 Hex Socket Head Cap Screw](https://engineeringhardware.com/product/din912-tainless-steel-316-304-hex-socket-head-cap-screw/) DIN,ASTM/ANSI JIS EN ISO,AS,GB · Stainless Steel **US$0.036 – 0.12**MOQ 100 pieces [![ASME B 18.3 Hex Socket Shoulder Screws Grade 10.9](https://img.engineeringhardware.com/ASME-B-18-3-Hex-Socket-Shoulder-Screws-Grade-10-9.webp)](https://engineeringhardware.com/product/asme-b-18-3-hex-socket-shoulder-screws-grade-10-9/) Socket Head Cap & Allen Screws ### [ASME B 18.3 Hex Socket Shoulder Screws Grade 10.9](https://engineeringhardware.com/product/asme-b-18-3-hex-socket-shoulder-screws-grade-10-9/) Round Head · DIN, GB, ANSI, BSW, JIS, GOST **US$0.14 – 0.30**MOQ 1,000 pieces [![M2-M8 Stainless Steel 304 Furniture Screw Hex Socket Ultra Thin Low Wafer Flat Head Screw](https://img.engineeringhardware.com/M2-M8-Stainless-Steel-304-Furniture-Screw-Hex-Socket-Ultra-Thin-Low-Wafer-Flat-Head-Screw.webp)](https://engineeringhardware.com/product/m2-m8-stainless-steel-304-furniture-screw-hex-socket-ultra-thin-low-wafer-flat-head/) Socket Head Cap & Allen Screws ### [M2-M8 Stainless Steel 304 Furniture Screw Hex Socket Ultra Thin Low Wafer Flat Head Screw](https://engineeringhardware.com/product/m2-m8-stainless-steel-304-furniture-screw-hex-socket-ultra-thin-low-wafer-flat-head/) Round Head · DIN, ANSI **US$0.03 – 0.06**MOQ 1,000 pieces [![304 Stainless Steel Hex Socket Cap Head Captive Screw Resists Rust and Corrosion](https://img.engineeringhardware.com/304-Stainless-Steel-Hex-Socket-Cap-Head-Captive-Screw-Resists-Rust-and-Corrosion.webp)](https://engineeringhardware.com/product/304-stainless-steel-hex-socket-cap-head-captive-screw-resists-rust-and-corrosion/) Socket Head Cap & Allen Screws ### [304 Stainless Steel Hex Socket Cap Head Captive Screw Resists Rust and Corrosion](https://engineeringhardware.com/product/304-stainless-steel-hex-socket-cap-head-captive-screw-resists-rust-and-corrosion/) Captive Screw · DIN, GB, JIS **US$0.012 – 2.40**MOQ 100 pieces [![Metric Socket Head Anodized Aluminum Screw DIN 7984 Hexagon Socket Thin Head Cap Screws Carbon /Stainless/Alloy Steel with Zinc Plated, Black, Passivated](https://img.engineeringhardware.com/Metric-Socket-Head-Anodized-Aluminum-Screw-DIN-7984-Hexagon-Socket-Thin-Head-Cap-Screws-Carbon-Stainless-Alloy-Steel-with-Zinc-Plated-Black-Passivated.webp)](https://engineeringhardware.com/product/metric-socket-head-anodized-aluminum-screw-din-7984-hexagon-socket-thin-head-cap/) Socket Head Cap & Allen Screws ### [Metric Socket Head Anodized Aluminum Screw DIN 7984 Hexagon Socket Thin Head Cap Screws Carbon /Stainless/Alloy Steel with Zinc Plated, Black, Passivated](https://engineeringhardware.com/product/metric-socket-head-anodized-aluminum-screw-din-7984-hexagon-socket-thin-head-cap/) Hexagon Head · DIN,ASTM/ANSI JIS EN ISO,AS,GB/non-standard **US$0.12 – 24.00**MOQ 20 pieces **US$0.012 – 0.18**MOQ 1 pieceGet a quote[WA](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20High%20Quality%20Socket%20Head%20Cap%20Torx%20Security%20Self%20Locking%20with%20Blue%20Thread%20Locker%20Screws%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fhigh-quality-socket-head-cap-torx-security-self-locking-with-blue-thread-locker%2F)