1) Name: RAL Hex Washer Head Self-Drilling Roofing/ Wood Screw With EPDM 2) Standard: DIN7504K 3) Material: carbon steel 4) Size: 4.8x28--6.3x127 5) Diameter: 4.8-6.3mm, as required 6) Length: 19-127mm,as required 7) Slot: no 8) Head: hex washer head 9) Thread: coarse,UNC, UNF 10) Point: drilling/sharp 11) Finish: zp, with/without head painted 12) Pack: box, bulk carton, pallet, as your required
