Product Name:High Precision APU Toolholder
Surface roughness: Ra <0.005
Material: High quality 42CrMo
Heat treatment hardness: HRC50-52
Body accuracy: 0.003
1、Vacuum heat treatment, even quenching and high hardness, good anti-vibration effect.
2、The tool shank taper grade＜AT3, are tested on the standard checker of DIEBOLD, Germany, the accuracy positioning is accurate and stable.