K20.3-A-LD:Positioning and tightening with zero point positioning chuck
K20.3-B-LD:One-way positioning and tightening with zero-point positioning chuck
K20.3-C-LD:Fasten with zero positioning chuck

Main material: martensitic stainless steel
Main body conditioning: vacuum heat treatment HRC52°
Surface treatment: sandblasting
Included accessories: M10*40 hexagon socket screws