Description
Point#5 :For The Thickness 12mm.Frame (I-Beam,H-Beam)
#5 Length Drill Point
Ruspert Plating : Special For The Effective Antirust
Self Drilling Screw Point #5 : Metal sheet roofing are the specially design for thick steel frame ,
can screw directly without pre-drill , the drill point is design for drill the thickness 6-12mm. steel frame , ruspert plating for long-lasting anti rust.
The blue color bars on the rubber washer is the high quality EPDM rubber from Australia ,
no conductivity , long lasting and the effective leakage proof.

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