can i enhance this query to run fast on sql server 2012 ?

I run query below it take too much time it reach to 30 minue

so I need enhance it to get 5 minute or 10 minute at maximum if less it is good

this is my execution plan as below :

https://www.brentozar.com/pastetheplan/?id=ryIvvs4od

this is my script as below :

script for small sample from tables used and input

CREATE TABLE dbo.GetFinalResultParts(
       [PortionKey] [nvarchar](255) NULL,
       [GroupID] [float] NULL,
       [familyid] [float] NULL
   ) ON [PRIMARY]
            
   INSERT dbo.GetFinalResultParts ([PortionKey], [GroupID], [familyid]) VALUES (N'T496', 1, 7524090)
   INSERT dbo.GetFinalResultParts ([PortionKey], [GroupID], [familyid]) VALUES (N'X', 2, 7524090)
   INSERT dbo.GetFinalResultParts ([PortionKey], [GroupID], [familyid]) VALUES (N'B', 2, 7524090)
   INSERT dbo.GetFinalResultParts ([PortionKey], [GroupID], [familyid]) VALUES (N'754', 3, 7524090)
   INSERT dbo.GetFinalResultParts ([PortionKey], [GroupID], [familyid]) VALUES (N'755', 3, 7524090)
   INSERT dbo.GetFinalResultParts ([PortionKey], [GroupID], [familyid]) VALUES (N'K', 4, 7524090)
   INSERT dbo.GetFinalResultParts ([PortionKey], [GroupID], [familyid]) VALUES (N'M', 4, 7524090)
   INSERT dbo.GetFinalResultParts ([PortionKey], [GroupID], [familyid]) VALUES (N'blank', 4, 7524090)
                    
   CREATE TABLE dbo.GetFinalResultMasks(
       [PortionKey] [nvarchar](255) NULL,
       [GroupID] [float] NULL,
       [familyid] [float] NULL
   ) ON [PRIMARY]        
            
   INSERT dbo.GetFinalResultMasks ([PortionKey], [GroupID], [familyid]) VALUES (N'T496', 1, 7524090)
   INSERT dbo.GetFinalResultMasks ([PortionKey], [GroupID], [familyid]) VALUES (N'X', 2, 7524090)
   INSERT dbo.GetFinalResultMasks ([PortionKey], [GroupID], [familyid]) VALUES (N'B', 2, 7524090)
   INSERT dbo.GetFinalResultMasks ([PortionKey], [GroupID], [familyid]) VALUES (N'754', 3, 7524090)
   INSERT dbo.GetFinalResultMasks ([PortionKey], [GroupID], [familyid]) VALUES (N'755', 3, 7524090)
   INSERT dbo.GetFinalResultMasks ([PortionKey], [GroupID], [familyid]) VALUES (N'_', 4, 7524090)
   INSERT dbo.GetFinalResultMasks ([PortionKey], [GroupID], [familyid]) VALUES ('blank', 4, 7524090)
  DECLARE @GetFinalResult as table
  (    [familyid] [int] not NULL INDEX IXkfamily NONCLUSTERED,
      [GroupID] [int] not NULL INDEX IXkgroup NONCLUSTERED,
      [PartNumber] [varchar](200) NOT NULL INDEX IXkpart NONCLUSTERED,
      [MaskNumber] [varchar](200) NOT NULL INDEX IXkmask NONCLUSTERED)
        
  insert into @GetFinalResult 
  SELECT distinct r.familyid,r.GroupID,IIF(r.PortionKey='blank','',r.PortionKey) ,IIF(m.PortionKey='blank','',m.PortionKey)  
  FROM    extractreports.dbo.GetFinalResultParts r with(nolock)
  inner join extractreports.dbo.GetFinalResultMasks m with(nolock) on r.groupid=m.groupid and r.familyid=m.familyid and (r.portionid = m.portionid or m.portionid= 0) 
    where len(r.portionkey)=len(m.portionkey)  
  ;WITH cte AS (
          SELECT  t1.familyid,t2.GroupID,cast((t1.PartNumber+ t2.PartNumber) as varchar(200)) PartNumber,cast((t1.MaskNumber+t2.MaskNumber) as varchar(200)) MaskNumber 
          FROM    @GetFinalResult t1
          inner join @GetFinalResult t2 on t1.groupid=1 and t2.groupid=2
          WHERE   t1.GroupID = 1
          UNION ALL
          SELECT  t.familyid,t.GroupID,cast((s.PartNumber+ t.PartNumber) as varchar(200)) PartNumber,cast((s.MaskNumber+t.MaskNumber) as varchar(200)) MaskNumber
        
          FROM    @GetFinalResult t INNER JOIN
                  cte s ON t.GroupID = s.GroupID + 1
  )
  SELECT  familyid,PartNumber,MaskNumber 
  into  extractreports.dbo.getfinaldatapc   
  from    cte
  where GroupID =(select max(GroupID) from extractreports.dbo.GetFinalResultMasks with(nolock)) 
  group by familyid,PartNumber,MaskNumber

result returned from query as below

(126 row(s) affected)

(1 row(s) affected)

(17625600 row(s) affected)

(1 row(s) affected)

so can you help me enhance it to take less time