A hex cap screw has a hexagonal head, designed to be driven by a wrench.

Diameter: 6mm
Length: 12mm
Material: Steel
Finish: Zinc
Head Style: Hex (#10 Wrench)
Thread Size: 1.0mm (Coarse)
Thread Length: 12mm
Hardness: Class 8.8
Type: Cap Screw
Specifications: DIN 933

Diameter: 6mm
Length: 35mm
Material: Steel
Finish: Red Rinsed Zinc
Head Style: Hex (#10 Wrench)
Thread Size: 1.0mm (Coarse)
Thread Length: 35mm
Hardness: Class 8.8
Type: Cap Screw
Specifications: DIN 933