Jamie McLeary, Callum Macaulay and Wallace Booth are the trio who will line up at PGA Catalunya at the end of the month.
McLeary topped the 18 qualifiers in Valencia yesterday, one of four venues. He finished on 10-under-par 278, after rounds of 72, 73, 67 and 66.
Scots who missed out there were Graham Fox (T25), Ross Kellett (T63) and Craig Matheson (68th). Lloyd Saltman withdrew.
Macaulay was joint third in Murcia on eight-under-par 276 (69, 72, 67, 68) but David Law (T26), Neil Fenwick (T29), Michael Stewart (T56) and Paul Cormack (T63) fell short.
Booth was joint fifth in Alicante on nine-under-par 275 (72, 66, 68, 69). Scott Henderson finished in a tie for 57th.
In Tarragona, Steven O'Hara and Jack Doherty (both T23) fell out of the running on the final day.