M4/M5/M6 201 stainless steel screw Phillips groove large flat head screw umbrella head mushroom head self-tapping screw for Household & Construction

Our 201 Stainless Steel Phillips Self-Tapping Screws feature a large flat truss (umbrella/mushroom) head design, available in M4, M5, and M6 sizes. These high‑quality self‑tapping fasteners deliver reliable durability, corrosion resistance, and easy installation for both household and industrial projects.

 

Made of sturdy 201 stainless steel, these screws offer good rust resistance and long service life, suitable for indoor and general outdoor use. The Phillips drive design provides stable torque and reduces slippage during installation. The large flat umbrella / mushroom head delivers a wider contact area, ensuring better clamping force and a neat finished appearance.

 

With self-tapping threads, these screws can easily tap their own threads in wood, plastic, thin metal, and composite materials without pre-tapping holes. They are widely used in furniture assembly, home decoration, woodworking, construction, cabinet installation, lighting fixtures, and general repair projects.

 

Each screw is precision‑manufactured to ensure consistent size, smooth threading, and stable performance. Whether you are working on DIY home projects or professional construction jobs, these 201 stainless steel large flat head self-tapping screws provide strong, secure, and long‑lasting fastening.