Product name
12.9 Grade Hex Head Bolts
Size
M14 M16 M20 M22 M24 M27 M30 M33 M36 M39 M42 M48
Pitch
2.0mm 2.5mm 3.0mm 3.5mm 4.0mm 4.5mm 5.0mm
Surface treatment
Black Oxide,
Thread
Full Thread , Partial Thread
Feature
High Strength and Hardness , Corrosion-resistance , Heat-Resistance