Xinruifeng Fastener Carbon Steel High Quality Square Drive White Zinc Plated Self Tapping Screw

Production Description:

Material	C1022/1022A
Surface Treatment	White Zinc Plated
Diameter	3.9mm-5.5mm
Length	13mm-76mm
Point	Sharp point
Standard	DIN / ISO / GB
Packing	Ordinary packaging, Color box, Wooden box packaging, Small carton packaging, Packed in woven bags

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Product Detail

Product Tags

Advantages

1.Self-tapping screws have various names. They’re often called metal screws, sheet metal screws, tapping screws, or tapper screws.

2.Their tips come in different shapes: pointed (like a pencil), blunt, or flat, and they are described as thread-forming, thread-cutting, or thread rolling. If the screw is pointed, it will be thread-cutting – tapping and creating threads in a pre-drilled hole.If the tip is flat, it is thread-rolling – rolling or extruding threads and creating zero clearance between screw and material.

3. Self-tapping screws for plastic joining is reliable if used properly.

4. They are cheap compared to other means of joining.

5. Easily disassembled.

6. It doesn’t require pre-moulded threads.

7. Good impact and vibration resistance.

8. No curing time or settling time to achieve full strength.

9. No special tool required.

Product Parameter

Gauge	Size (inch)	Size(mm)	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	#8 (4.2mm)	#8 x 1/2"	4.2X13
	#6 x 5/8"	3.5X16		#7 x 5/8"	3.9X16		#8 x 5/8"	4.2X16
	#6 x 3/4"	3.5x19		#7 x 3/4"	3.9x19		#8 x 3/4"	4.2x19
	#6 x 1"	3.5X25		#7 x 1"	3.9X25		#8 x 1"	4.2X25
	#6 x 1-1/8"	3.5X30		#7 x 1-1/4"	3.9X32		#8 x 1-1/8"	4.2X30
	#6 x 1-1/4"	3.5X32		#7 x 1-3/8"	3.9X35		#8 x 1-1/4"	4.2X32
	#6 x 1-3/8"	3.5X35		#7 x 1-1/2"	3.9X38		#8 x 1-3/8"	4.2X35
	#6 x 1-1/2"	3.5X38		#7 x 1-5/8"	3.9X41		#8 x 1-1/2"	4.2X38
	#6 x 1-5/8"	3.5X41		#7 x 1-3/4"	3.9X45		#8 x 1-3/4"	4.2X45
	#6 x 1-3/4"	3.5X45		#7 x 2"	3.9X50		#8 x 2"	4.2X50
	#6 x 2"	3.5X50		#7 x 2-1/8"	3.9X55		#8 x 2-1/4"	4.2X60
	#6 x 2-1/8"	3.5X55		#7 x 2-1/4"	3.9X60		#8 x 2-1/2"	4.2X63
	#6 x 2-1/4"	3.5X60		#7 x 2-1/2"	3.9X63		#8 x 3"	4.2X75
	#6 x 2-1/2"	3.5X63		#7 x 3"	3.9X75		#8 x 4"	4.2X100
	#6 x 3"	3.5X75

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-tapping screws are good for use with metals, various types of plastics (plywood, fiberglass, polycarbonates), and cast or forged materials, like iron, aluminum, brass, or bronze.
Self-tapping screws also work for surfaces where you can’t secure the rear end with a nut.
Common applications include fastening aluminum sections, attaching metal brackets to wood, or inserting screws into plastic housings.

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