Materials: carbon steel(C1018,C1022Hardened), stainless steel
Diameter: 3.5~4.8mm,6#~10#, #6-17T*1/2”to 3” #8-15T*1”to 3”
Length: 13~150mm,1/2"~6
Finish: Zinc Plated, Nickle Plated, Black Oxide, Black & Grey Phosphated Ruspert, Dacrotized
Packing: Bulk(25kgs/ctns) or small packing 100(based on customer's request)
1. We have several sizes of packing dimensions, can be 20kg or 25kg per carton
2. For large orders, we can design specific sizes of boxes and cartons
3. For large orders we can put any design which cliehts requested
4. For large orders, we cn put client's logo on boxes and ctns
5. Can provide special packings as clients requests
6, High grade packings definitely considering clients benefits
Surface treatment : Black phosphated , Grey phosphated , Yellow Zinc Plated , White bule Zinc plate 
Nickel coating ....... or as cutsomer's request .
Useage: drywall screw do much less damage to wood and are easier to remove and even be reused. 
Mainly used for fixing and connecting iron joists, plasterboard, suspended cellingand recycled wooden
products
Features:
1.With special materials, concrete nails are specialty nails compared with common iron nails.
2.It is harder, the shank is short and thick commonly and it has excellent piecing and fixing strength.
Offer excellent anti-bending, anti-crack and safety uses due to the processing of advanced heat 
treatment technology.
3.The surface treatment can be polished, electro galvanizing, blackish, etc
Collated screw with plastic tape auto feed deck screw for drywall screw gun
1. Phillips drive, bugle head and sharp point allows fast penetration through studding or batons 
without surface damage to board.
2. Ordinary Size
3.5x25mm, 1000pieces/box - 10boxes/cartons;
3.5x32mm, 1000pieces/box - 10boxes/cartons;
3.5x35mm, 1000pieces/box - 10boxes/cartons;
3.5x38mm, 1000pieces/box - 10boxes/cartons;
3.5x45mm, 1000pieces/box - 10boxes/cartons;
3.5x50mm, 1000pieces/box - 10boxes/cartons;
3. Other types collated screws also available. such as, collated self drilling screws, collated self
 tapping screws, collated wood screws or as request.