Zinc Coated ST4.8-ST6.3 Hexagonal Head Wood Tapping Screws With Washer Slotted End

Zinc Coated ST4.8-ST6.3 Hexagonal Head Woodworking Screws with Washer & Slotted End

1.Products Details:

This assembly is a pre-configured fastening solution combining three components:
1. Cross Recessed Hexagon Head Bolt: Features a hexagonal shank for wrench tightening and a cross-shaped recess (Phillips drive) for screwdriver compatibility, offering dual-tool accessibility.
2. Spring Washer: A helical washer that provides tension and vibration resistance, preventing loosening under dynamic loads.
3. Flat Washer: A thin circular washer placed between the bolt head and the surface, distributing pressure evenly and protecting the material from damage.

2.Key Features:

1. Enhanced Torque Transmission

   • Slotted tail design ensures optimal screwdriver engagement for higher torque application without slippage.

2. Reduced Wood Splitting

   • Precision slotted end minimizes stress concentration, preventing wood cracking during installation.

3. Quick and Secure Fastening

   • Compatible with standard slotted screwdrivers for easy alignment and rapid assembly.

4. Superior Load Distribution

   • Integrated washer provides even pressure distribution, reducing surface damage and improving joint stability.

5. High-Strength Durability

   • Grade 8.8 steel ensures exceptional tensile strength and shear resistance for heavy-duty applications.

6. Corrosion Resistance

   • Zinc plating offers robust protection against rust and oxidation, ideal for indoor/outdoor environments.

7. Versatile Sizing (ST4.8-ST6.3)

   • Multiple dimensions accommodate diverse woodworking projects, from furniture to construction.

8. Cost-Effective Maintenance

   • Durable zinc coating extends screw lifespan, lowering replacement frequency and long-term costs.

9. Improved Aesthetic Finish

   • Flush-mounted slotted tail and washer create a professional, seamless appearance.

3.Technical Parameters of Hex Bolt with lock and plain washer

4.Certificate Display

5.Production Process

6.Packaging and shipping Details