Black galvanized carbon steel Flat Head Countersunk Socket Bolts hex drive machine screws

                    Black galvanized carbon steel Flat Head Countersunk Socket Bolts hex drive machine screws

Product Name: Carbon steel black galvanized hex drive hardened machine screws
Item No: TL-KM008
Material: Carbon steel
Measurement system: Metric
Standard: GB ( DIN, ISO, ANSI/ASTM, BS, BSW, JIS for option )
Head style: Flat head
Thread style: Machine thread
Drive style:  Hexagonal
Tip style: Flat tip
Surface treatment: Galvanized ( zinc plated, black, black oxide, galvanized,  phosphate, gold plated for option )
Application: This kind of screws are widely used for general industry, such as machinery and equipment, electronics, electric appliances, glasses, watches, computers, automobiles, LED lighting, building & construction, etc.

1. A flat head countersunk screw, also known as a “flat-head screw,” sinks into a surface and rests flush in materials.

2. The hardened screws have high strength than normal screws.

3. Standard hex drive on the head prevents stripping out during installation.

4. Black galvanized coating resist corrosion and rust. 

5. Clear threads allows firm fastening.

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

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