DIN 912 / ISO 4762 Professional Cylinder Hex Socket Screw Part or Full Thread Grade 10.9 Untreated Steel Hardened - DIN912 PROFI ZYL INB6kt TGW/VGW G10.9 BLK SGH : Amazon.de: DIY & Tools
M60 x 1mm [6H] Metric Fine Pitch - Go/No-Go Plug Thread Gauge (Insize 4139)