Hex Head Roofing Screws

HEX FLANGE WASHER HEAD ROOFING SCREW

• Size :  M2.9~M6.3  /  #4~#14  /  1/4,5/16
• Length :  9.5~300mm  /  3/8~12"
• Material :  Carbon Steel  /  Stainless Steel 
• Drilling Point Type :   #2/#3/#4/#5, Spoint, Reduced point, Type 17(割尾)
• Attachment :
  W/WO   EPDM washer
  W/WO   Head painted (Liquid / Powder Paint Head )
• Surface Treatment Zinc plated, Yellow Zinc plated, Black zinc, Zinc Nickel, Mechnical Galvanized, Ruspert，Slat Spray Test according to customer requirement. 
• Standard :  DIN, IFI, JIS, according to customer's drawing
• Package :  Bulk packing, Box packing, Bag packing, Blister                    
• Flange characteristic

1. Big flange washer in hex flange washer head roofing screw has notch can attach with EPDM washer, and it can prevent water and rain into the object to casue corrosion when flange washer screw drills.
2. EPDM bonding washer's function is the same with EPDM washer, the flange washer instead of metal bonding flat can match in company with screw to drill into object.

Celebrite Fasteners Co., Ltd. is acknowledged as a reputed manufacturer, exporter and supplier of Hex Head Roofing Screws. The competitive prices at which they are offered make them more attractive and irresistible. With Hex flange head which painted color on the head is suitable under each object. We have a group of very professional design and production organizations, specializing in R & D and produce Hex Head Roofing Screws. Very sincerely look forward to establishing a long-term partnership with you.