12mm-1.75 Black Phosphate Class 10 Steel Coarse Thread Hex Nuts (150 pcs.)

Diameter: 12mm
Diameter 2: 21mm
Thickness: 10mm
Material: Steel
Finish: Black Phosphate
Driver Type: #19 Wrench
Thread Size: 1.75mm (Coarse)
Hardness: Class 10
Type: Hex Nut
Specifications: DIN 934

Box of 150.

Hex nuts are used to secure and fasten the threaded portion of most machine screws and bolts.