Diameter: 16mm
Length: 50mm
Material: Steel
Finish: Black Phosphate
Head Style: Hex Washer (#21 Wrench)
Thread Size: 2.0mm (Coarse)
Thread Length: 38mm
Hardness: Class 10.9
Type: Flange Bolt
Specifications: DIN 6921
A flange bolt has a wide flange beneath the hex head of the bolt. Applied with a wrench.