Countersunk Head Wood Screws
Product Overview
This product is a high-performance self-tapping screw specifically designed for wood‑fastening applications. Engineered to meet the connection needs of medium‑to‑thick sheet materials, it combines a carbon steel substrate with a blue baked‑enamel coating, offering high strength, rust resistance, and installation convenience. Widely used in furniture manufacturing, timber construction, and similar fields, it is a preferred fastener that balances efficiency, durability, and aesthetic appeal.
Product Applications
Furniture manufacturing: Ideal for joining solid wood, panel‑type furniture, cabinets, and wardrobes, especially for assembling medium‑to‑thick panel frames and side panels, meeting the demands of high‑volume factory production lines.
Timber construction: Suitable for indoor wood‑structure framing and joist installation, enabling rapid construction without pre‑drilling and improving renovation and assembly efficiency.
Humid environments: Applicable in bathroom vanities, balcony furniture, and semi‑outdoor treated‑wood structures, where the blue baked‑enamel coating provides more reliable rust protection than standard zinc‑plated screws.
Bulk installation projects: The square recess drive and BF thread design are well‑suited for high‑frequency, large‑scale installation work, making this screw a staple for furniture factories, renovation contractors, and other professional users.
Product Features
Square recess drive: Provides stable torque transmission and reduces slippage during installation. Compatible with power tools, it significantly improves work efficiency.
BF coarse thread: Features a wide pitch and self‑tapping sharp point, enabling rapid driving without pre‑drilling while ensuring strong holding power and minimizing the risk of wood splitting.
Blue baked‑enamel coating: Offers better moisture and rust resistance than conventional zinc plating. The paint film is wear‑resistant and does not fade, leaving a clean, attractive appearance after installation.
Countersunk head: Embeds completely into the material surface for a flush, neat finish, combining reliable fastening performance with an aesthetically pleasing result.
| Material | Carbon steel |
| Surface treatment | Blue baking paint |
| Head type | Countersunk |
| Slot type | Square recess |
| Thread type | Half thread |
| Screw diameter | Approx. 4.8mm |
| Screw length | 80mm |
| Screw type | Wood screw |
| Corrosion resistance | Medium (suitable for indoor humid environments (e.g., bathroom vanities) and semi-outdoor scenarios (e.g., patio furniture)) |
| Applicable tools | Square recess screwdriver or power tools |

+86 15856352820

malingfei@linghongscrew.com

No. 56, Baishizhan Road, Economic Development Zone, Langxi County, Xuancheng City, Anhui Province, China
