Xinruifeng Fastener Csk Head Self Drilling Screws With Wings

Production Description:

Head Type	CSK Head
Drive Type	Phillips Drive
Diameter	M3.5 M3.9 M4.2 M4.8 M5.5
Length	From 13mm to 100mm
Material	C1022A
Finish	Ruspert

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Product Detail

Product Tags

Description

Csk head self-drilling screws are highly durable and corrosion resistant, which allows it to be used in extreme temperatures and undersea applications as well. Since these screws are self-drilling, they can be used without drilling the pilot hole. Contrary to conventional methods of manufacturing, these screws are particularly made with two materials, one for the head and shaft, and another for the drilling tip. The tip is made of a harder material to allow precision fastening of metals. The addition of carbon drastically increases the strength of the material while making it extra strong.

It can also be used for lighter applications like securing wood to metal. Since they are slotted, they can be removed using a screwdriver. Due to the excellent proportions with which these screws have been engineered, they often give an aesthetically pleasing look to the finished product or component.

The uniqueness of Csk head screws is their very small head and resemblance to finishing nails. The size of the head of Csk head self-drilling screws allows them to countersink themselves, which makes them useful for attaching molding and trimming cabinetry.

Product Parameter

Countersunk Head Self Drilling Screw Product Size
Gauge	Size (inch)	Size(mm)	Gauge	Size(inch)	Size(mm)
#6 (3.5mm)	#6 x 1/2"	3.5X13	#7 (3.9mm)	#7 x 1/2"	3.9X13
	#6 x 5/8"	3.5X16		#7 x 5/8"	3.9X16
	#6 x 3/4"	3.5x19		#7 x 3/4"	3.9x19
	#6 x 1"	3.5X25		#7 x 1"	3.9X25
	#6 x 1-1/4"	3.5X32		#7 x 1-1/4"	3.9X32
	#6 x 1-3/8"	3.5X35		#7 x 1-3/8"	3.9X35
	#6 x 1-1/2"	3.5X38		#7 x 1-1/2"	3.9X38
	#6 x 1-5/8"	3.5X41		#7 x 1-5/8"	3.9X41
	#6 x 1-3/4"	3.5X45		#7 x 1-3/4"	3.9X45
	#6 x 2"	3.5X50		#7 x 2"	3.9X50
	#6 x 2-1/8"	3.5X55		#7 x 2-1/8"	3.9X55
	#6 x 2-1/4"	3.5X60		#7 x 2-1/4"	3.9X60
	#6 x 2-1/2"	3.5X63		#7 x 2-1/2"	3.9X63
	#6 x 3"	3.5X75		#7 x 3"	3.9X75

#8 (4.2mm)	#8 x 1/2"	4.2X13	#10 (4.8mm)	#10 x 3/4"	4.8x19
	#8 x 5/8"	4.2X16		#10 x 1"	4.8X25
	#8 x 3/4"	4.2x19		#10 x 1-1/8"	4.8X30
	#8 x 1"	4.2X25		#10 x 1-1/4"	4.8X32
	#8 x 1-1/8"	4.2X30		#10 x 1-3/8"	4.8X35
	#8 x 1-1/4"	4.2X32		#10 x 1-1/2"	4.8X38
	#8 x 1-3/8"	4.2X35		#10 x 1-5/8"	4.8X41
	#8 x 1-1/2"	4.2X38		#10 x 1-3/4"	4.8X45
	#8 x 1-3/4"	4.2X45		#10 x 2"	4.8X50
	#8 x 2"	4.2X50		#10 x 2-1/8"	4.8X55
	#8 x 2-1/4"	4.2X60		#10 x 2-1/4"	4.8X60
	#8 x 2-1/2"	4.2X63		#10 x 2-1/2"	4.8X63
	#8 x 3"	4.2X75		#10 x 3"	4.8X75
	#8 x 4"	4.2X100		#10 x 4"	4.8X100

Factory Introduction and Advantages

In 2008, Tianjin Xinruifeng Technology Co., Ltd. was established in the beautiful coastal city of Tianjin. After more than a decade’s development, we are now manufacturing and trading combo with excellent capabilities in design, development, production, and export. Our main products include drywall screws, chipboard screws, self-drilling screws, and self-tapping screws, which are produced in 3 different production bases with a total area of 16,000 square meters.

We have 280 sets of automatic production equipment, including wire drawing machines, cold-heading machines, thread rolling machines, tailing machines, and heat-treatment lines. There is more than 100 staff in our company. Among them, there is an experienced and professional R&D team, that follows an established management system and quality control procedure, allowing us to customize the products according to your specific designs/requirements to the highest quality.

Application

Self-Drilling Screws for Metal

Self-drilling screws can be used to fasten sheets of metal to another material, or even to join metal to metal. Not only does this set them apart in comparison to other common screw types, but it also makes them highly useful across a broad spectrum of industries and applications. To name just a few examples, ideal uses could include working with metal roofing, HVAC and ductwork, and steel frames.

Self-Drilling Screws for Wood

While purpose-manufactured wood screws are typically the first choice for tasks involving wood, self-drilling screws may also prove useful in certain woodworking scenarios. For instance, self-drilling screws for wood may be used in the construction, repair, or maintenance of sheds and outbuildings, as well as general construction tasks.

Self-Drilling Screws for Plastic

Self-drilling screws can also be used with plastic in certain applications and environments. One instance of using self-drilling screws with plastic could be to fasten sheets or components together when working with ductwork and plastic piping.

Production Process

Wire Drawing

Head Punching

Tail Making

Thread Rolling

Heat Treatment

Finish Treatment

Screw Assembly

Quality Test

Packing

Container Loading

Shipment

Package and Transport

Woven bag, carton, color box+ color carton, pallet etc (per customer's request).

Generally, the production will take 4-5 weeks for one container. Please check details with us when you have a specific quantity. As a factory, we can guarantee the timely delivery of your order and will try out best to meet your tight deadline. Normally, the shipments will depart from Tianjin Port.