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    • HOME
    • about us
    • product
      • Bolt
      • Nut
      • Self-drilling Screw
      • Self-tapping Screw
      • Expansion Bolt
      • Stainless Steel Porduct
      • Other products
      • Rigging parts
      • Seismic Bracing
    • Blog
    • 온라인문의
  • HOME
  • about us
  • product
    • Bolt
    • Nut
    • Self-drilling Screw
    • Self-tapping Screw
    • Expansion Bolt
    • Stainless Steel Porduct
    • Other products
    • Rigging parts
    • Seismic Bracing
  • Blog
  • 온라인문의
spark

Handan LeChi Trading Co.,Ltd

Handan LeChi Trading Co.,LtdHandan LeChi Trading Co.,Ltd

Hexagon Head Self-drilling Screw

Specification:

Material: 1022A

Diameter: 3.5mm-6.3mm

Length: 13mm-200mm

Head: hex head

Surface Treatment: galvanized

Standard: DIN7504K

Dacromet Self-drilling Screw

Specification:

Material: 1022A

Diameter: 3.5mm-6.3mm

Length: 13mm-200mm

Head: hex head

Surface Treatment: dacromet

Standard: DIN7504K

CSK Flat Head Self-drilling Screw

Specification:

Material: 1022A

Diameter: 3.5mm-5mm

Length: 13mm-200mm

Head: csk flat head

Surface Treatment: galvanized, phosphate, nigrescence 

Standard: DIN7504P

Truss Phillips Head Self-drilling Screw

Specification:

Material: 1022A

Diameter: 3.5mm-5mm

Length: 16mm-200mm

Head: truss phillips head

Surface Treatment: galvanized, phosphate, nigrescence

Standard: DIN7504P

Pan Head Self-drilling Screw

Specification:

Material: 1022A

Diameter: 3.5mm-5mm

Length: 16mm-200mm

Head: wafer head

Surface Treatment: galvanized, phosphate, nigrescence

Standard: DIN7504P

Nylon Hexagon Head Self-drilling Screw

Specification:

Material: 1022A

Diameter: 2.5mm,3.5mm,3.9mm

Length: 9.5mm-200mm

Head: nylon hex head

Surface Treatment: galvanized

More information

Standard hexagon nut

Standard hexagon nut

Standard hexagon nut

screw shop self drilling screws self drilling tapping screws


Deep bolt thread

Standard hexagon nut

Standard hexagon nut

The thread has the function of fastening, the cross section of screw is smooth and complete, no residual burr, the thread is clear and deep , evenly distributed,  The chip can be removed quickly when drilling to improve working efficiency.

Easy to drilling

Standard hexagon nut

Easy to drilling

It can drill tapping and fastening on the base-materials, with high tensile strength and maintenance strength. It is not easy to loosen after combination


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