Template attributes - H HAS_CONNECTIONSHAS_HOLESHEAD_DIAMETERHEAD_THICKNESSHEAD_TYPEHEIGHTHEIGHT_1 ... 4HIERARCHY_LEVELHISTORYHOLE.DIAMETERHOLE_TOLERANCEHOOK_START, HOOK_ENDHOOK_START_ANGLE, HOOK_END_ANGLEHOOK_START_LENGTH, HOOK_END_LENGTHHOOK_START_RADIUS, HOOK_END_RADIUS