Question: Name the ply uk, nz, au for wraps per inch 7 wpi
Schema: create table table_20297668_1 (ply__uk varchar, _nz varchar, _au_ varchar, wraps_per_inch__wpi_ varchar, PRIMARY KEY (ply__uk))
SQL: select ply__uk, _nz, _au_ from table_20297668_1 where wraps_per_inch__wpi_ = "7 wpi"