Black Phosphorus Countersunk Head Self Drilling Screws Metric Drywall Screws

• Material: Carbon Steel
• Type: Countersunk Head
• Groove: Cross
• Connection: Common Bolt
• Head Style: Counter Sunk Bolt
• Standard: GB
• Model NO.: Screw
• Grade: 4.8
• Name: Drilling Screw
• Finish: Black Phosphated
• Certificate: Yes
• Color: Silvery
• Sample: Free
• Delivery Time: 15-20 Days
• MOQ: 1 Ton
• Transport Package: Normal Packing: 25kgs/Carton
• Specification: 13mm-152mm
• Trademark: OEM
• Origin: China
• HS Code: 7318130000
• Production Capacity: 5000 Ton/Month

Product Description

Black countersunk head self drilling screw

Desccription Of Countersunk Head Self-drilling Screws

1, Diameter: 3.5mm/3.8mm/3.9mm/4.0mm/4.2mm /4.8mm 
2, Length: 13mm/16mm-152mm
3, Material: C1022A
4, Finish: black phosphated
5, Application:For concrete wall or interior decoration and decorating .
6,Package:1000/500 pcs /box or bulk  packing in 15-20kg cartons with pallets

Specification Of Countersunk Head Self-drilling Screws
 

3.5x13	3.9x13	4.2x16	4.8x50		#6x1/2"	#7x1/2"	#8x5/8"
3.5x16	3.9x16	4.2x19	4.8x55		#6x5/8"	#7x5/8"	#8x3/4"
3.5x19	3.9x19	4.2x25	4.8x60		#6x3/4"	#7x3/4"	#8x1"
3.5x25	3.9x25	4.2x32	4.8x63		#6x1"	#7x1"	#8x1 1/4"
3.5x32	3.5x32	4.2x38	4.8x65		#6x1 1/4"	#7x1 1/4"	#8x1 1/2"
3.5x35	3.9x38	4.2x41	4.8x70		#6x1 1/2"	#7x1 1/2"	#8x1 5/8"
3.5x38	3.9x41	4.2x45	4.8x75		#6x1 5/8"	#7x1 5/8"	#8x1 3/4'
3.5x41	3.9x45	4.2x50	4.8x80		#6x1 3/4"	#7x1 3/4"	#8x2"
3.5x45	3.9x50	4.2x55	4.8x85		#6x2"	#7x2"	#8x2 1/4"
3.5x50	3.9x55	4.2x63.5	4.8x90			#7x2 1/4"	#8x2 1/2"
3.5x63.5	3.9x63.5	4.2x65	4.8x95			#7x2 1/2"	#8x3"
		4.2x70	4.8x100			#7x3"	#8x3 1/4"
		4.2x75	4.8x110

Our services:
1. Good after sales service: Any small problem happening will be solved at the most prompt time.
2. We have many years of experience, we have specializing in fastener.
3. Specifications list is available upon your requirement.
4. Packing as your request before shipment.
5. High quality and competitive price.

Our company profile:
Our company information: Guangzhou 247 International Trade Co. Ltd is a company for all kind of construction items supply to overseas. We office various types of high quality construction material and hardware items such as iron nail, fastener screws ,building wires, wire meshes welding consumables, and garden & farming tools, labor protection items.