Umbrella head roofing nails spiral shank with washer

Roofing nails, as its name suggests, are designed for roofing materials installation. These nails, with smooth or twist shanks and umbrella head, are the most used type of nails with less cost and good property.
Umbrella head is designed for preventing the roofing sheets from tearing off around the head of the nail, as well as offering an artistic and decorative effect. The twist shanks and sharp points can hold wood and roofing tiles in position without slipping.

Umbrella head roofing nails have different types.According to surface treatment ,Umbrelal head roofing nails can be electric galvanized and hot dipped galvanzied .Zinc coated can prevent rusting of umbrella head roofing nails ,thereby extending the service lif of nails,Especially Hot dipped galvanzied has better corrosion resistance and moisture resistance,so it’s widely used in outdoor humid environement.Umbrella head roofing nails has differents shank type: umbrella head smooth shank roofing nails,umbrella head spiral shank roofing nails and umbrell head ring shank roofing nails.The smooth umbrella head roofing nails is very convenient to use in work,the tightening force of the ring shank and spiral shank umbrella head roofing nails is better.No matter what ,It is your ideal choice for house decoration ,roofing construction,roofing reinforcement and frame construction.

• Specification
  

  Size	Length (mm)	Shank Diam (mm)	Head diam (mm)
  Bwg8 x 2”	50.8	4.19	20
  Bwg8 x 2-1/2”	63.5	4.19	20
  Bwg8 x 3”	76.2	4.19	20
  Bwg9 x 1-1×2”	38.1	3.76	20
  Bwg9 x 1-3/4”	44.5	3.76	20
  Bwg9 x 2”	50.8	3.76	20
  Bwg9 x 2-1/2”	63.5	3.76	20
  Bwg9 x 3”	76.2	3.76	20

• Features:
  1.Length is from the point to the underside of the head.
  2.Umbrella head is attractive and high strength.
  3.Rubber/plastic washer for additional stability & adhesion.
  4.Twist ring shanks offer excellent withdrawal resistance.
  5.Various corrosion coatings for durability.
  6.Complete styles, gauges, and sizes are available.

• Application: Roofing nails are widely used for roof installation, fastening roofing felt, roofing flashing, woodworking, or other construction industry fields.
• Package
  • Bulk packing: packed with humidity resistant plastic bags, binding with PVC belt, 25–30 kg/carton.
  • Pallet packing: packed with humidity resistant plastic bags, binding with PVC belt, 5 kg/box, 200 boxes/pallet.
  • Gunny bags: 50 kg/gunny bag. 1 kg/plastic bag, 25 bags/carton.