Split one column value into multiple column values, Sql Server

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create function [dbo].[delimitedsplit8K] (
      @pstring varchar(8000)
    , @pdelimiter char(1)
  )
returns table with schemabinding as
 return
  with e1(N) as (
    select 1 union all select 1 union all select 1 union all 
    select 1 union all select 1 union all select 1 union all 
    select 1 union all select 1 union all select 1 union all select 1
  )
  , e2(N) as (select 1 from e1 a, e1 b)
  , e4(N) as (select 1 from e2 a, e2 b)
  , ctetally(N) as (
    select top (isnull(datalength(@pstring),0)) 
      row_number() over (order by (select null)) from e4
  )
  , ctestart(N1) as (
    select 1 union all
    select t.N+1 from ctetally t where substring(@pstring,t.N,1) = @pdelimiter
  )
  , ctelen(N1,L1) as (
    select s.N1,
      isnull(nullif(charindex(@pdelimiter,@pstring,s.N1),0)-s.N1,8000)
    from ctestart s
  )
 select itemnumber = row_number() over(order by l.N1)
      , item       = substring(@pstring, l.N1, l.L1)
   from ctelen l
;
go
create table t (id int not null identity(1,1), col varchar(8000));
insert into t values
 ('SC 5-1395-174-25P')
,('SC 1-2134-123-ABC C1-2')
,('SC 12-5245-1247-14&P')
,('SC ABCD-2525-120');

select 
    id, Col1 = [1], Col2 = [2], Col3 = [3], Col4 = [4], Col5 = [5], Col6 = [6], Col7 = [7] 
from t
  cross apply dbo.DelimitedSplit8k(replace(col,'-',' '),' ') s
  pivot (max(Item) for ItemNumber in ([1], [2], [3], [4], [5], [6], [7])) p
order by id

View schema
Execution time: 0,02 sec, rows selected: 4, rows affected: 4, absolute service time: 0,17 sec