---
product_id: 337089888
title: "3.5x16mm Screws for Wood,Flat Head Wood Screws,Fine Thread and Yellow Zinc Galvanized (100pcs)"
brand: "topywmsp"
price: "¥2262"
currency: JPY
in_stock: true
category: "Topywmsp"
url: https://www.desertcart.jp/products/337089888-3-5x16mm-screws-for-wood-flat-head-wood-screws-fine
store_origin: JP
region: Japan
---

# Heat-treated high tensile strength 3.5x16mm precision size 72h salt spray corrosion resistance 3.5x16mm Screws for Wood,Flat Head Wood Screws,Fine Thread and Yellow Zinc Galvanized (100pcs)

**Brand:** topywmsp
**Price:** ¥2262
**Availability:** ✅ In Stock

## Summary

> 🔩 Screw it right, screw it tight — the pro’s choice for flawless builds!

## Quick Answers

- **What is this?** 3.5x16mm Screws for Wood,Flat Head Wood Screws,Fine Thread and Yellow Zinc Galvanized (100pcs) by topywmsp
- **How much does it cost?** ¥2262 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/337089888-3-5x16mm-screws-for-wood-flat-head-wood-screws-fine)

## Best For

- topywmsp enthusiasts

## Why This Product

- Trusted topywmsp brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Power-Ready:** High-strength Phillips PH2 head perfectly matches manual and electric screwdrivers for effortless installation.
- • **Built to Last:** Yellow zinc coating guarantees rust-free durability even after 72 hours of salt spray testing.
- • **Precision Fit:** 3.5x16mm size with fully threaded fine threads for a secure grip in wood and multiple materials.
- • **Engineered Toughness:** Heat-treated carbon steel alloy ensures maximum hardness and reduces head damage during heavy-duty use.
- • **Versatile Performance:** Ideal for wood, plasterboard, chipboard, concrete, decks, and plastic—your all-in-one fastening solution.

## Overview

These 3.5x16mm flat head wood screws feature a heavy-duty yellow zinc galvanized finish that resists rust and corrosion for over 72 hours in salt spray tests. Crafted from heat-treated carbon steel alloy, they deliver superior tensile strength and durability. Fully threaded with a high-strength Phillips PH2 head, they ensure a secure fit and compatibility with both manual and electric screwdrivers. Perfect for a wide range of materials including wood, plasterboard, concrete, and plastic, these 100-piece screws are engineered for professional-grade fastening and long-lasting performance.

## Description

3.5x16mm Screws for Wood,Flat Head Wood Screws,Fine Thread and Yellow Zinc Galvanized (100pcs) : desertcart.co.uk: Business, Industry & Science

## Features

- HEAVIER&THICKER：When the quantity and model are the same,Our screws are heavier;zinc coating is thicker.
- HIGH CORROSION RESISTANCE:The screws are yellow zinc passivated and to withstand 72 hours salt spray test, never rust is guaranteed.
- HIGH HARDNESS:These self tapping screws are heat treatment improves the tensile strength.Maximum reduction damaged head.
- HIGH STRENGTH:The outdoor screws have high Strength philips head,Perfect match with manual and electric screwdrivers.
- VARIOUS PRODUCT USES：High performace for the home and engineering,These flat head screws can used for wood、plasterboard、chipboard、concrete、wall、deck、plastic.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B097BRZDVL |
| Best Sellers Rank | 408 in DIY & Tools ( See Top 100 in DIY & Tools ) 2 in Screws (DIY & Tools) |
| Brand Name | TOPYWMSP |
| Colour | Yellow |
| Compatible Groove Diameter | 3.5 Millimeters |
| Country Of Origin | China |
| Customer Reviews | 4.3 out of 5 stars 96 Reviews |
| Drive System | Phillips |
| Exterior Finish | Zinc |
| Exterior finish | Zinc |
| Fastener Size | 3.5x16mm |
| Fastener Type | Wood Screws |
| Finish Types | Zinc Plated |
| Head Type | PH2 |
| Head style | Cross Flat Head |
| Item Diameter | 3.5 Millimetres |
| Item Dimensions | 16 x 3 x 16 millimetres |
| Item Weight | 100 Grams |
| Item dimensions L x W x H | 16 x 3 x 16 millimetres |
| Manufacturer | Zhengzhou HP Ltd |
| Manufacturer Part Number | ZZWLSA08078 |
| Material | alloy_steel，Carbon Steel， Zinc Passivated |
| Material Type | alloy_steel，Carbon Steel， Zinc Passivated |
| Metal | Alloy_steel，Carbon Steel， Zinc Passivated |
| Number Of Items | 100 |
| Number of Pieces | 100 |
| Outside Diameter | 3.5 Millimetres |
| Point style | Sharp |
| Screw Head Style | Cross Flat Head |
| Screw Point Style | Sharp |
| Set Screw Thread Type | UNF |
| Size | 3.5x16mm |
| Thread Class | fine |
| Thread Coverage | Fully Threaded |
| Thread Size | M3.5 x 16mm |
| Thread Style | end |
| Thread Type | Metric |
| Thread size | M3.5 x 16mm |
| Unit Count | 100 count |

## Product Details

- **Material:** alloy_steel，Carbon Steel， Zinc Passivated
- **Head style:** Cross Flat Head
- **Item dimensions L x W x H:** 16 x 3 x 16 millimetres
- **Exterior finish:** Zinc
- **Thread size:** M3.5 x 16mm

## Images

![3.5x16mm Screws for Wood,Flat Head Wood Screws,Fine Thread and Yellow Zinc Galvanized (100pcs) - Image 1](https://m.media-amazon.com/images/I/51e8mLD6f+S.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: Which screw is harder, M3.5 or M4?M5?**
A: They're both hard, but the M4 and M5 model is harder.

**Q: How do I determine if I need to pre-drill holes in my wood?**
A: When your wood is very hard, please pre-drill holes in the boards to prevent them from cracking.

**Q: Is this a brass screw?**
A: No,They're made of carbon steel. and yellow zinc plated screws, which are harder than brass screws. But brass screws are more beautiful. Their ability to resist rust is the same.

## Frequently Bought Together

- 3.5x16mm Screws for Wood,Flat Head Wood Screws,Fine Thread and Yellow Zinc Galvanized (100pcs)
- TERF® 50 Pcs Heavy Duty Modesty Block Wood & Furniture Jointing Connector - Black
- 40 PCS Right Angle Brackets Plastic Corner Brackets for Furniture

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**Shop now:** [https://www.desertcart.jp/products/337089888-3-5x16mm-screws-for-wood-flat-head-wood-screws-fine](https://www.desertcart.jp/products/337089888-3-5x16mm-screws-for-wood-flat-head-wood-screws-fine)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-09-29*