4 inch wood keel wood screw
Core SEO Keywords: 4 inch wood keel wood screw, 4" bugle head wood screw, 4 inch gypsum board wood screw, coarse thread wood tapping screw, ceiling drywall fastener
Product Titles(3 versions for B2B platform)
Version1 (SEO Long Title)
4 Inch Wood Keel Wood Screw, Bugle Head Phillips Coarse Thread Wood Tapping Screw for Gypsum Board Ceiling Partition
Version2 (Concise Trade Title)

4" Wood Keel Wood Screw, Long Bugle Head Wood Screw for Drywall Plasterboard Fixing
Version3 (Short Title for Category / Ads)
4 Inch Wood Keel Wood Screw
Short Description
4 inch wood keel wood screw features bugle countersunk head and sharp coarse wood thread. It is specially designed to fix gypsum board onto wood keel. Made of hardened C1022 carbon steel. Black phosphate and yellow zinc plated finishes are optional. Suitable for ceiling and interior partition decoration.
Long Description
4 Inch Wood Keel Wood Screw
4 inch wood keel wood screw is a long-size wood tapping fastener, mainly used for connecting gypsum board to wood keel in ceiling and partition works. Its bugle head can sink smoothly into gypsum board, evenly disperse pressure and avoid tearing the surface paper.
The sharp point plus deep coarse thread can bite into wood keel quickly and deliver excellent pull-out resistance. Manufactured from C1022 carbon steel with heat hardening, the screw has good toughness and is not easy to break during driving. Different surface treatments are available to meet different indoor usage environments.

✅ Key Features
• Bugle countersunk head, protect gypsum board paper from cracking
• Phillips No.2 drive, compatible with standard electric screwdriver bits
• Coarse wood thread, sharp wood point, no self‑drilling drill tail
• Length: 4 inch, fits thick or multi-layer gypsum board installation
• Material: C1022 carbon steel, heat hardened
• Surface options: Black Phosphate / Yellow Zinc Plated
📌 Applications
Gypsum board ceiling, drywall partition, multi-layer plasterboard fixing, wood keel connection, indoor renovation and decoration projects.
Specification Table
Item
Specification
Product Name
4 inch wood keel wood screw
Material
C1022 Carbon Steel
Head Type
Bugle Countersunk Head
Drive Type
Phillips No.2
Thread Type
Coarse Wood Thread
Length
4 inch
Surface Finish
Black Phosphate / Yellow Zinc Plated
Application
Wood Keel, Gypsum Board, Drywall, Ceiling, Partition
Packing
Inner box + export carton, custom packing supported4 inch wood keel wood screw
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