ISO 3364:2017规定了带圆角、圆柱形固定孔和0°正常间隙的可转位硬质合金（硬质合金）刀片的尺寸。这些镶块主要用于通过顶部和孔夹紧或仅通过孔在车削和镗孔工具上安装。

ISO 3364:2017 specifies the dimensions of indexable hardmetal (carbide) inserts with rounded corners, with cylindrical fixing hole and with 0° normal clearance. These inserts are primarily intended to be mounted by top and hole clamping or by hole alone on turning and boring tools.