Flat Countersunk Head SDS Self-Drilling Screws

• Material: Carbon Steel
• Type: Countersunk Head
• Groove: Philips
• Connection: Common Bolt
• Head Style: Round
• Standard: DIN
• Model NO.: 25mm
• Grade: 9.8
• Model No.: Self Drilling Screw
• Finish: Galvanized (Various of Color), Dacromet, Black, M
• Screw Material: C1022/C1022A/Stainless Steel
• Head Type: Pan, Truss, Flat, Round, Hex, Cheese, Binding, CS
• Surface: Black Oxide, Zinc Plated, Zinc-Aluminum Coated...
• Brand Name: OEM
• Drive Type: Hexagon Drive or Phillip Drive
• Color: Yellow , White ,Blue, White, Black
• Features: Good Anti-Corrosion Ability
• Product Name: Countersunk Csk Head Self Drilling Screws
• Sample: Provide
• Transport Package: 1000pieces/Bag or Box or Carton
• Specification: 3.5X25
• Trademark: BOYA
• Origin: Tianjin of China
• Production Capacity: 10000tons Per Year

Product Description

Flat  countersunk head sds self-drilling screws
 

Material	Carbon steel,Stainless Steel
Length	16mm-50mm
Head Type	countersunk head.
Finish	white/blue zinc plated etc.
stock	depend on the size and quantity
Packing	1.Bulk paking 25 kg in a carton or bag; 2.1 kg in a box/bag,25 boxes/bags in a carton,then pallet; 3. Normal Packing: 1000pcs/500pcs/250pcs per small box. then small boxes into cartons.
MOQ	one ton

Sizes of  screw

MM	MM	MM	MM	MM
3.5*16	3.9*19	4.2*16	4.2*38	4.8*32
3.5*19	3.9*25	4.2*19	4.8*16	4.8*38
3.5*25	3.9*32	4.2*25	4.8*19	4.8*45
3.9*16	3.9*38	4.2*32	4.8*25	4.8*50

Product Photos:

CSK Head Self Drilling Screw

Head type:Flat head/CSK Head/Countersunk head
Standard:DIN7504P
Material:C1022, C1022A ···
surface treatment:Zinc Plated (White Blue Zinc Plated, Yellow Zinc, White Zinc Plated)
Diameter:3.5mm, 3.9mm, 4.2mm, 4.8mm ···
Driver types:Phillips
Rib(Nib):Customized


Package of the csk self drilling screw

Packing Details : Packing, 1000pieces/box,follow customer's requirement
Delivery Details : 3-30 days after order of window screw placed
 

 

Tianjin Boya Metal Products Co.,Ltd was established in 2007,  mainly producing and exporting various nails, such as  common nail, clout nail, roofing nail, ring shank nail, etc and the screws, drywall screws, chipboard screws, self tapping screws and self drilling screws in tianjin city of china for more than 30 years with our own equipments.


Our factory covers an area of 20 acres ,15000 square metres. Total employee 70 persons, include excellent sales 8 person. Advanced production equipment and processing technical,the annual production capacity reachs about 50000 tons.We have our own nails  and screw  mills with the independent export and import rights.

Our factory located in Binhai,Tianjin, is near to Xingang port and Tianjin airport..The advantages location has ensured punctual delivery time and saved cost. Our products just for exporting, already exported to West Africa, East Africa, Middle East, South America, Southeast Asia etc. So far,we have established the long-term business relationship with Europe clients. And the quality of our products have been approved  by all clients. We are willing to cooperate with you in near future!Our company principles are fine quality,in-time consignment and reasonable price.We sincerely hope to establish business relationships with friends from around the world and to create a bright future together with your firm.



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Welcome your inquiry of our flat head self drilling screws!