Description
System of Measurement: Metric Thread Pitch: 0.7mm Set A Material: Black Alloy Steel Class 12.9 Specifiation: DIN912 Set B Material: Black Alloy Steel Class 10.9 Specifiation: ISO7380 Set C Material: Black Alloy Steel Class 10.9 Specifiation: DIN7991 Same Package Size (300pcs): Size Qty M4*6mm 25pcs M4*8mm 25pcs M4*10mm 25pcs M4*12mm 25pcs M4*16mm 25pcs M4*18mm 25pcs M4 Hex Nut 50pcs M4 Flat Washer 50pcs M4 Spring Washer 50pcs