Self drilling roofing screw

Specifications

Self drilling roofing screw
1)Dia:3.5~6.3
2)Length:9.5~250mm
3)Materia:carboon steel
4)finish:zinc plated

^{Self drilling roofing screw
1)Standard: DIN, ASTM,AS,GB}

^{2)Material: Carbon Steel,SUS}

^{3)Diameter: 3.5mm~6.3mm, 6#~14#}

^{4)Length: 9.5~110mm, 3/8"~4-1/2"}

^{5)Thread: AB TYPE,A TYPE}

^{6)Head Type:Pan Head,Flat Head,Hex Head,Bugle Head,Wafer Head,Truss Head}

^{7)Point Type:Sharp Point,drilling Point}

^{8)Drive Type:Phillips,Pozi,Combination}

^{9)Finish: Plain, Zinc, Black Phosphated, Grey Phosphated,}

 ^{Nickel,Cooper,Dacroment,Ruspert}

  

Diameter	ST2.9-ST6.3 #4-#14
Length	6.5mm-130mm 1/4"-5"
Standard	DIN,ANSIM,ISO,IFI
Material	stainless steeel 410.304.316 and so on
Head Code	CSK,pan head,truss head,hexagon head,round head,oval head in cross recessed,combined,torx,slotted
Thread Code	full thread,half thread,or nonstandard