--- title: "High Quality 4.8 Grade Drywall Casing Stair Railing Special Hex Head Sleeve Anchor Through Bolt Expansion Screw" description: "High Quality 4.8 Grade Drywall Casing Stair Railing Special Hex Head Sleeve Anchor Throu… — Wedge & Through-Bolt Anchors. MOQ 10,000 pieces, US$0.11 – 0.14." url: https://engineeringhardware.com/product/high-quality-4-8-grade-drywall-casing-stair-railing-special-hex-head-sleeve-anchor/ source: Engineering Hardware & Fasteners --- # High Quality 4.8 Grade Drywall Casing Stair Railing Special Hex Head Sleeve Anchor Through Bolt Expansion Screw [![High Quality 4.8 Grade Drywall Casing Stair Railing Special Hex Head Sleeve Anchor Through Bolt Expansion Screw](https://img.engineeringhardware.com/High-Quality-4-8-Grade-Drywall-Casing-Stair-Railing-Special-Hex-Head-Sleeve-Anchor-Through-Bolt-Expansion-Screw.webp)](https://img.engineeringhardware.com/High-Quality-4-8-Grade-Drywall-Casing-Stair-Railing-Special-Hex-Head-Sleeve-Anchor-Through-Bolt-Expansion-Screw.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Anchors & Construction Fixings › Wedge & Through-Bolt Anchors](https://engineeringhardware.com/fastener-products/anchors-construction-fixings/wedge-through-bolt-anchors/) Updated 2026-11-03 · [Markdown version](https://engineeringhardware.com/product/high-quality-4-8-grade-drywall-casing-stair-railing-special-hex-head-sleeve-anchor.md) Model no. **Floor expansion bolt** | **US$0.14**10,000–29,999 pieces | **US$0.12**30,000–99,999 pieces | **US$0.11**100,000+ pieces | | --- | --- | --- | MOQ 10,000 pieces · Final price confirmed in your quote - **Finish:** Passivation - **Head Style:** Hexagonal - **Length:** 100mm - **Material:** Carbon Steel - **Standard:** ANSI, BSW, DIN, GB, GOST, JIS - **Thread:** Unc, Unf, Metric Thread - **Grade:** 4.8 - **Packing:** bulk in cartons (25kg Max.)+wood Pallet or according to customer special demand 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%204.8%20Grade%20Drywall%20Casing%20Stair%20Railing%20Special%20Hex%20Head%20Sleeve%20Anchor%20Through%20Bolt%20Expansion%20Screw%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fhigh-quality-4-8-grade-drywall-casing-stair-railing-special-hex-head-sleeve-anchor%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 | | --- | --- | | Connection | Common Bolt | | Finish | Passivation | | Model NO. | Floor expansion bolt | | Head Style | Hexagonal | | Length | 100mm | | Material | Carbon Steel | | Standard | ANSI, BSW, DIN, GB, GOST, JIS | | Type | Hexagon Head | | Keyword1 | Anchor Bolt | | Keyword2 | Wedge Anchor | | Keyword3 | Expansion Bolt | | Szie | M2 - M60 | | Service | OEM, ODM | | Delivery Time | 5-30days | | Certificate | ISO9001:2008 | | Thread | Unc, Unf, Metric Thread | | Other Products | Bolt, Studs, Screw Nut, Washer, Stamping Part | | Grade | 4.8 | | Application | Machinery, Chemical Industry, Building, Foor | | Transport Package | 25kg | | Specification | BULK IN 25KGS CARTON/ PALLET | | Origin | Shagnhai | | HS Code | 7318150000 | | Production Capacity | 1000 Tonnes/Month | | Packing | bulk in cartons (25kg Max.)+wood Pallet or according to customer special demand | | Leading Time | 20-30 days or based on order required | | Category | [Wedge & Through-Bolt Anchors](https://engineeringhardware.com/fastener-products/anchors-construction-fixings/wedge-through-bolt-anchors/) | ## Technical parameters | Product name | High Quality 4.8 Grade Drywall Casing Stair Railing Special hex head Sleeve Anchor Through Bolt Expansion screw | | --- | --- | | Standard: | DIN & ANSI & JIS & IFI | | Anchor Type | Wedge Anchor,Drop in Anchor,Sleeve Anchor, Hook expansion bolt,Chemical anchor,Toggle anchor, Chemical anchor,Self-tapping anchor bolt | | Thread: | unc,unf,metric thread | | Material: | carbon steel, alloy steel, stainless steel | | Finish: | Zinc Plated, HDG ,Black ,Bright,GOEMET | | Packing: | bulk in cartons (25kg Max.)+wood Pallet or according to customer special demand | | Leading Time : | 20-30 days or based on order required | ## Description High Quality 4.8 Grade Drywall Casing Stair Railing Special Hex Head Sleeve Anchor Through Bolt Expansion Screw is part of our wedge & through-bolt anchors range (Anchors & Construction Fixings). ### Key details - **Type:** Hexagon Head - **Standard:** ANSI, BSW, DIN, GB, GOST, JIS - **Material:** Carbon Steel - **Grade:** 4.8 - **Thread:** Unc, Unf, Metric Thread - **Length:** 100mm - **Head Style:** Hexagonal - **Finish:** Passivation Available configurations include finish, head style, length, material and standard. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 10,000 pieces at US$0.11 – 0.14 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 4.8 Grade Drywall Casing Stair Railing Special Hex Head Sleeve Anchor Through Bolt Expansion Screw? The listed minimum order is 10,000 pieces, at US$0.11 – 0.14 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$0.14 for 10,000–29,999 pieces; US$0.12 for 30,000–99,999 pieces; US$0.11 for 100,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote. ### What are the main specifications of High Quality 4.8 Grade Drywall Casing Stair Railing Special Hex Head Sleeve Anchor Through Bolt Expansion Screw? Type: Hexagon Head; Standard: ANSI, BSW, DIN, GB, GOST, JIS; Material: Carbon Steel; Grade: 4.8; Thread: Unc, Unf, Metric Thread; Length: 100mm. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include finish, head style, length, material and standard. 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 wedge & through-bolt anchors are available? The Wedge & Through-Bolt Anchors category lists 1,201 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/anchors-construction-fixings/wedge-through-bolt-anchors/](https://engineeringhardware.com/fastener-products/anchors-construction-fixings/wedge-through-bolt-anchors/) 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 & 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custom quote →](https://engineeringhardware.com/contact/) ## Request a quote for this product ## Related products [All Wedge & Through-Bolt Anchors →](https://engineeringhardware.com/fastener-products/anchors-construction-fixings/wedge-through-bolt-anchors/) [![Stainless Steel Eye Bolt Wedge Anchor Concrete Tie Wedge Anchors](https://img.engineeringhardware.com/Stainless-Steel-Eye-Bolt-Wedge-Anchor-Concrete-Tie-Wedge-Anchors.webp)](https://engineeringhardware.com/product/stainless-steel-eye-bolt-wedge-anchor-concrete-tie-wedge-anchors/) Wedge & Through-Bolt Anchors ### [Stainless Steel Eye Bolt Wedge Anchor Concrete Tie Wedge Anchors](https://engineeringhardware.com/product/stainless-steel-eye-bolt-wedge-anchor-concrete-tie-wedge-anchors/) Wedge Anchor, Anchor Bolt · DIN, ANSI, BSW **US$0.06 – 0.096**MOQ 5,000 length [![304 Stainless Steel Long Shank Eye Bolt with Hex Nut and Flat Spring Washer for Lifting 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