Feature(may vary by option.)

●Thread Size: M4.2 Approximate Thread Pitch:1.4mm Length: 38mm/1.5" Tapping Method: Thread Forming Tip Type: Drilling Drive Style: Crosshead
●Material: Made of high-quality zinc plated carbon steel,ensuring its durability even in moist conditions and reducing the likelihood of corrosion.
●Easy to use: These screws are simple to use because they can both create a pilot hole and cut threads as they are screwed into the material. This self-drilling feature eliminates the need to drill and tap a hole separately, allowing for fast and efficient installation.
●Applications: Suitable for metal, wood and other tough materials.
●After-sales service: If you have any queries regarding our product, feel free to get in touch with us. We will respond promptly and aid you in resolving any issues that you may have.

[Round Head]

[Round Washer Head]

Description

Specification:
Item Type: Self Drilling Screw
Material: Carbon Steel
External Treatment: Zinc Plated
Color: Silver
Size:4.2x38mm

Screw Head Size (Optional):
Round Head Size: Head Diameter: 7.9mm/0.31" Head Height: 3mm/0.12mm
Round Washer Head Size: Head Diamerter:10.7mm/0.42" Head Height:2.1mm/0.08"
Package List:50 x Round Head Cross Self Drilling Screw or50 x Round Head Washer Self Drilling Screw