Why choose partial thread wood screws instead of full thread?

Partial thread screws feature an unthreaded shank under the head. This design allows the screw to pull the top wooden board tightly against the base piece, creating a completely gap-free, secure joint. Full-thread screws can sometimes cause 'jacking,' where a gap is trapped between the two boards.

Will stainless steel wood screws react with treated lumber?

Stainless steel is the safest and most recommended choice for treated lumber (like ACQ or cedar). Unlike standard carbon steel or zinc-plated screws, stainless steel will not corrode when exposed to wood acids or harsh outdoor chemicals, preventing ugly black streaks on the wood surface.

How do I choose the correct hex lag bolt length?

As a general rule, the lag bolt should penetrate at least 2/3 of the thickness of the base (bottom) timber piece. For example, if you are fastening a 2-inch board to a 4-inch post, the bolt length should be long enough to pass through the 2-inch board and go at least 2.5 to 3 inches deep into the post.

High Strength Decorative Plated Stainless Steel Torx Self Tapping Screw Star Drive Wood Screws

Name: High Strength Decorative Plated Stainless Steel Torx Self Tapping Screw Star Drive Wood Screws
Brand: T&Y Hardware Industry Co., Ltd.
SKU: 1914452922

Shanghai, ChinaT&Y Hardware Industry Co., Ltd.

US$0.06

10,000-29,999 Pieces

US$0.05

30,000-49,999 Pieces

US$0.04

50,000+ Pieces

Sample price:US$0.06/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Round Head

Groove

Torx

Connection

Hinged Bolts

Head Style

Hexagonal

Standard

DIN, GB, ANSI, JIS, GOST

Grade

8.8

Application

Machinery, Chemical Industry, Environmental

Finish

Passivation

Transport Package

25kg

Specification

BULK IN 25KGS CARTON/ PALLET

Trademark

Origin

Shagnhai

HS Code

7318120000

Production Capacity

1000 Tonnes/Month

Key features

High Strength & Corrosion Resistance: Available in carbon steel, stainless steel, and titanium for superior durability and anti-corrosion performance.

Deep Thread Design: Deep and sharp threads ensure firm bite, excellent anti-loosening, and maximum pull-out resistance in wood.

Customizable Drive Types: Offers Phillips, Allen, Star, Triangle, Flat Groove, Hex, and Square Socket drives with custom design options.

Wide Material Selection: Provides economical carbon steel, corrosion-resistant stainless steel, and special materials like copper and titanium.

Multiple Head Styles: Includes pan, button, cheese, flat, countersunk, truss, washer, cylindrical, and flange heads for diverse needs.

ISO & Industry Certified: Complies with DIN, GB, ANSI, JIS, GOST, ISO standards and holds ISO 9001, 14001, 45001, and RoHS certifications.

Versatile Application Scenarios: Ideal for furniture, industrial machinery, food industry cleanrooms, and construction timber framing.

Professional Quality Control: Every process is checked by the quality inspection department to ensure product reliability and safety.

Company profile

High Repeat Buyers ChoiceCooperated with Fortune 500Exhibition ExperienceYears of Export Experience

T&Y Hardware Industry Co., Ltd.

Shanghai, China

Business Type: Manufacturer/FactoryExport Year: 2020-07-09Nearest Port: Shanghai, NingboAverage Response Time: ≤15hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DDP, CIP, FCA

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company, but the provided information also indicates professional technical, R&D, design, OEM, ODM, inventory, overseas warehouse, overseas showroom, and export capabilities. It reports substantial annual production capacities across several fastening-product categories and offers extensive customization. Service governance is supported by written procedures and records for corrective actions, complaint handling, supplier assessment, and approved-supplier updates. Innovation evidence includes new products within the past year, while ERP-based digital management is in use. Financial records are referenced for 2021–2023, but no financial results or assessment outcomes are provided. No certification information is stated. Customer-related evidence includes OEM service for well-known brands, overseas agents or branches, and participation in named trade shows.

After-Sales capabilityThe supplier has documented and followed procedures for customer complaints and corrective/preventive actions. It also reports overseas agents or branches, overseas warehouses, an overseas showroom, inventory capability, and written supplier-service assessment procedures, supporting service coverage, although no specific warranty or repair terms are provided.

R&D capabilityThe supplier reports R&D capability, new products within the past year, ODM services, and ERP-based digital management covering production, procurement, quality control, and logistics. It has no available SDK, but that limitation is not sufficient to negate the broader product-development and process-digitization evidence.

Production capacityReported annual capacity includes threaded rods, bolts and nuts, anchor bolts, screws, and hex bolts, with the largest stated capacity for hex bolts. The supplier also reports in-stock capability, while outsourcing procedures and manufacturing-capacity contracts remain unknown; overall, direct production strength is supported but its full manufacturing governance is not established.

Customization capabilityThe supplier explicitly offers customization from samples and designs, full, minor, and flexible customization, together with 3D software design services. ODM and OEM capabilities further support its ability to develop or manufacture customer-specific products.

Product Q&A

Q:What is the delivery time?

Our delivery time is generally 30 to 45 days, or according to the quantity.

Q:What is your payment method?

30% value of T/T in advance and other 70% balance on B/L copy. For small orders less than 1000USD, we suggest paying 100% in advance to reduce bank charges.

Q:Can you provide a sample?

Sure, our sample is provided free of charge, but not including courier fees.

Q:What is the difference between a standard wood screw and a hex lag bolt?

Wood screws are generally smaller fasteners with flat or pan heads designed for light-duty woodworking. Hex lag bolts are heavy-duty fasteners with a hexagon head built to withstand high torque and bear heavy loads in structural timber engineering.

Q:Do I need to drill a pilot hole for hex lag screws?

Yes, drilling a pilot hole is highly recommended for hex lag screws. Pre-drilling prevents the wood from splitting, reduces the torque required during installation, and ensures the deepest possible thread engagement for maximum holding power.