4-40 X 3/8″ Machine Screws Fillister Head Slotted Drive Steel Zinc Plated (10000/Pkg.) Same Day Shipping
Original price was: $299.94.$125.97Current price is: $125.97.
For orders under $150.00, a shipping fee of $12.99 applies.
Machine Screws Slotted Fillister Steel Zinc Plated 4/40 X 3/8 are precision fasteners designed for reliable metal-to-metal joining with a classic fillister head and a slotted drive. Crafted from steel and finished with zinc plating, these screws resist corrosion while delivering strong, consistent performance in a variety of applications.
Key Features
Head type: Fillister head with a slotted drive
Material: Steel
Finish: Zinc plated for corrosion resistance
Size: 4/40 thread, 3/8 inch length (4-40 x 3/8)
Application: Ideal for light-to-moderate fastening in metal or wood where a non-flush, rounded head is appropriate
Specifications & Usage
Thread: 4-40
Length: 3/8 inch
Drive: Slotted
Finish: Zinc plated for durability and corrosion resistance
For best results, ensure mating threads are clean and use appropriate torque to avoid over-tightening. These screws are suitable for cabinetry, electronics enclosures, appliances, and other assemblies requiring precise, dependable fastening.





