Upsetted & Drop Forged
Material: 42CrMo4 (Heat Treated)
Construction: Drop Forged & heat treated to 285 - 341 BHN
Thread Size: M42 X 4.5 Pitch
Quenched & Tempered: 260 - 295 BHN
Charpy V-notch impact tested [minm. 27 Joules @ - 18°C]
Tensile Strength → 120 KSi (minm.)