Carbon steel black oxide countersunk head cross groove self tapping screws

                                         Carbon steel black oxide countersunk head cross groove self tapping screws

Item No: TL-KA003
Material: Carbon Steel
Measurement system: Metric
Standard: GB ( DIN, ISO, ANSI/ASTM, BS, BSW, JIS for option )
Head style: Countersunk head
Thread style: Self tapping threads
Drive style: Cross groove ( Phillips )
Tip style: Sharp tip
Surface treatment: Black oxide
Application: This kind of screws are widely used for general industry, such as machinery and equipment, furniture, electric appliances, home decoration, computers, glasses, watches, sound equipment, automobiles, LED lighting, building & construction, etc.

These countersunk head self tapping screws have following features and advantages:

1. Countersunk head sits flush with the material when the screw is driven in the material. 

The screws are characterized by having countersunk head or flat head, tapping threads and sharp point.

2. Black oxide finishing resist corrosion and rust. 

3. Sharp thread and sharp tip allow the screw to go in the material quickly.

4. Deep and standard cross recess on the head prevents Phillips screwdriver slipping out during installation.

5. Nice appearance with smooth and clean surface.

6. Not more than 0.01mm tolerance thanks to precise processing.

7. A wide variety of specification from M1-M8 for choice.

Frequently asked questions ( FAQ ):

Q1: Are you a trading company or manufacturer ?

  We are a true manufacturer who owns self-built factory.

Q2: How do you guarantee quality?
We are a manufacturer and our office is in the factory, so it is very convenient for our sales personnel to follow up customer’s order and monitor the quality. In addition, our QC team would carry out strict quality inspection including IQC, IPQC and FQC to make sure of fine quality.

Q3:  Why choose us ?
There are five reasons as below:
1. First-hand factory price. We are a manufacture and offer factory direct

Sale price.
2. Rich experience. We have been engaged in fastener manufacturing since 2013.
3. Technology support. We have professional D&R team to provide technology support from design, sampling, production till after-sale service.
4. 100% inspection before delivery.
5. Quick response customer service. We are a real manufacturer and our office in the factory. It’s very convenient for our
personnel to closely follow up customer’s orders and report the status quickly.

Q4: Can you provide free samples?
Yes, we would like to provide free samples for standard fasteners available in stock. For non-standard customized samples, we will have to charge molding cost.