Product Review
Meets/exceeds: ISO 7380
Head style: Button head
Drive style: Hex socket drives, known as internal hex drives
Head Diameter: 9.27mm/ 0.36"
Head Height: 2.6mm/0.10"
Thread Diameter: 5mm/0.197"
Thread Pitch: 0.8 mm
Thread Length: 10mm/0.39"
Total Length: 12.6mm/0.50"
Material: Alloy steel, 10.9 grade, hardness: HRC 32-39
Rust proof: Black oxide finish, covered with anti-rust oil
Package: 100 Pcs screws, packed in an sturdy sotrage case
About Hex Socket Drives:
Hex Socket drives, also known as internal hex drives, have a hexagonal hole in the center that requires an Allen key, also known as a hex key or Allen wrench
About Button Head:
Button head is similar to standard pan head but havs a curved top