| Type | Round head square neck bolts | 
| Thread type | M | 
| Thread size | M8 | 
| Body length | 20mm | 
| Material | 201 stainless steel | 
| Direction of thread | Right-hand | 
| Threading | Fully threaded | 
| Thread length | 14.4mm | 
| Thread spacing | Coarse pitch | 
| Thread pitch | 1.25mm | 
| Head shape | Sphere | 
| Drive style | External square | 
| Driver size | 9mm | 
| Tip shape | Flat end | 
| Head diameter | 20.65mm | 
| Head height | 4.88mm | 
| Neck width | 8.58mm | 
| Neck height | 5.6mm | 
| Overall diameter | 20.65mm | 
| Overall length (Cylindrical object) | 24.88mm | 
| Representative standard | DIN | 
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