diff --git a/README.md b/README.md
index 90b5a14f..f39327a7 100644
--- a/README.md
+++ b/README.md
@@ -2006,6 +2006,8 @@ Notes:
         - **`mirror_y_axis`**: [boolean=false] Invert the Y axis.
         - **`output`**: [string='%f-%i%I%v.%x'] name for the drill file, KiCad defaults if empty (%i='PTH_drill'). Affected by global options.
         - **`pth_and_npth_single_file`**: [boolean=true] Generate one file for both, plated holes and non-plated holes, instead of two separated files.
+        - `dnf_filter`: [string|list(string)='_none'] Name of the filter to mark components as not fitted.
+                        A short-cut to use for simple cases where a variant is an overkill.
         - `left_digits`: [number=0] number of digits for integer part of coordinates (0 is auto).
         - `map`: [dict|string] [hpgl,ps,gerber,dxf,svg,pdf] Format for a graphical drill map.
                  Not generated unless a format is specified.
@@ -2014,6 +2016,8 @@ Notes:
             - `type`: [string='pdf'] [hpgl,ps,gerber,dxf,svg,pdf] Format for a graphical drill map.
         - `minimal_header`: [boolean=false] Use a minimal header in the file.
         - `npth_id`: [string] Force this replacement for %i when generating NPTH files.
+        - `pre_transform`: [string|list(string)='_none'] Name of the filter to transform fields before applying other filters.
+                           A short-cut to use for simple cases where a variant is an overkill.
         - `pth_id`: [string] Force this replacement for %i when generating PTH and unified files.
         - `report`: [dict|string] Name of the drill report. Not generated unless a name is specified.
           * Valid keys:
@@ -2022,6 +2026,8 @@ Notes:
         - `right_digits`: [number=0] number of digits for mantissa part of coordinates (0 is auto).
         - `route_mode_for_oval_holes`: [boolean=true] Use route command for oval holes (G00), otherwise use G85.
         - `use_aux_axis_as_origin`: [boolean=false] Use the auxiliary axis as origin for coordinates.
+        - `variant`: [string=''] Board variant to apply.
+                     Used for sub-PCBs.
         - `zeros_format`: [string='DECIMAL_FORMAT'] [DECIMAL_FORMAT,SUPPRESS_LEADING,SUPPRESS_TRAILING,KEEP_ZEROS] How to handle the zeros.
     - `category`: [string|list(string)=''] The category for this output. If not specified an internally defined category is used.
                   Categories looks like file system paths, i.e. PCB/fabrication/gerber.
@@ -2076,18 +2082,24 @@ Notes:
     - **`options`**: [dict] Options for the `gerb_drill` output.
       * Valid keys:
         - **`output`**: [string='%f-%i%I%v.%x'] name for the drill file, KiCad defaults if empty (%i='PTH_drill'). Affected by global options.
+        - `dnf_filter`: [string|list(string)='_none'] Name of the filter to mark components as not fitted.
+                        A short-cut to use for simple cases where a variant is an overkill.
         - `map`: [dict|string] [hpgl,ps,gerber,dxf,svg,pdf] Format for a graphical drill map.
                  Not generated unless a format is specified.
           * Valid keys:
             - **`output`**: [string='%f-%i%I%v.%x'] Name for the map file, KiCad defaults if empty (%i='PTH_drill_map'). Affected by global options.
             - `type`: [string='pdf'] [hpgl,ps,gerber,dxf,svg,pdf] Format for a graphical drill map.
         - `npth_id`: [string] Force this replacement for %i when generating NPTH files.
+        - `pre_transform`: [string|list(string)='_none'] Name of the filter to transform fields before applying other filters.
+                           A short-cut to use for simple cases where a variant is an overkill.
         - `pth_id`: [string] Force this replacement for %i when generating PTH and unified files.
         - `report`: [dict|string] Name of the drill report. Not generated unless a name is specified.
           * Valid keys:
             - `filename`: [string=''] Name of the drill report. Not generated unless a name is specified.
                           (%i='drill_report' %x='txt').
         - `use_aux_axis_as_origin`: [boolean=false] Use the auxiliary axis as origin for coordinates.
+        - `variant`: [string=''] Board variant to apply.
+                     Used for sub-PCBs.
     - `category`: [string|list(string)=''] The category for this output. If not specified an internally defined category is used.
                   Categories looks like file system paths, i.e. PCB/fabrication/gerber.
     - `disable_run_by_default`: [string|boolean] Use it to disable the `run_by_default` status of other output.
diff --git a/docs/samples/generic_plot.kibot.yaml b/docs/samples/generic_plot.kibot.yaml
index f4d9b833..e5d65446 100644
--- a/docs/samples/generic_plot.kibot.yaml
+++ b/docs/samples/generic_plot.kibot.yaml
@@ -671,6 +671,9 @@ outputs:
     type: 'excellon'
     dir: 'Example/excellon_dir'
     options:
+      # [string|list(string)='_none'] Name of the filter to mark components as not fitted.
+      # A short-cut to use for simple cases where a variant is an overkill
+      dnf_filter: '_none'
       # [number=0] number of digits for integer part of coordinates (0 is auto)
       left_digits: 0
       # [dict|string] [hpgl,ps,gerber,dxf,svg,pdf] Format for a graphical drill map.
@@ -690,6 +693,9 @@ outputs:
       npth_id: null
       # [string='%f-%i%I%v.%x'] name for the drill file, KiCad defaults if empty (%i='PTH_drill'). Affected by global options
       output: '%f-%i%I%v.%x'
+      # [string|list(string)='_none'] Name of the filter to transform fields before applying other filters.
+      # A short-cut to use for simple cases where a variant is an overkill
+      pre_transform: '_none'
       # [boolean=true] Generate one file for both, plated holes and non-plated holes, instead of two separated files
       pth_and_npth_single_file: true
       # [string] Force this replacement for %i when generating PTH and unified files
@@ -705,6 +711,9 @@ outputs:
       route_mode_for_oval_holes: true
       # [boolean=false] Use the auxiliary axis as origin for coordinates
       use_aux_axis_as_origin: false
+      # [string=''] Board variant to apply.
+      # Used for sub-PCBs
+      variant: ''
       # [string='DECIMAL_FORMAT'] [DECIMAL_FORMAT,SUPPRESS_LEADING,SUPPRESS_TRAILING,KEEP_ZEROS] How to handle the zeros
       zeros_format: 'DECIMAL_FORMAT'
   # GenCAD:
@@ -735,6 +744,9 @@ outputs:
     type: 'gerb_drill'
     dir: 'Example/gerb_drill_dir'
     options:
+      # [string|list(string)='_none'] Name of the filter to mark components as not fitted.
+      # A short-cut to use for simple cases where a variant is an overkill
+      dnf_filter: '_none'
       # [dict|string] [hpgl,ps,gerber,dxf,svg,pdf] Format for a graphical drill map.
       # Not generated unless a format is specified
       map:
@@ -746,6 +758,9 @@ outputs:
       npth_id: null
       # [string='%f-%i%I%v.%x'] name for the drill file, KiCad defaults if empty (%i='PTH_drill'). Affected by global options
       output: '%f-%i%I%v.%x'
+      # [string|list(string)='_none'] Name of the filter to transform fields before applying other filters.
+      # A short-cut to use for simple cases where a variant is an overkill
+      pre_transform: '_none'
       # [string] Force this replacement for %i when generating PTH and unified files
       pth_id: null
       # [dict|string] Name of the drill report. Not generated unless a name is specified
@@ -755,6 +770,9 @@ outputs:
         filename: ''
       # [boolean=false] Use the auxiliary axis as origin for coordinates
       use_aux_axis_as_origin: false
+      # [string=''] Board variant to apply.
+      # Used for sub-PCBs
+      variant: ''
   # Gerber format:
   # This output is what you get from the File/Plot menu in pcbnew.
   - name: 'gerber_example'
diff --git a/kibot/out_any_drill.py b/kibot/out_any_drill.py
index fba787c4..89df6bce 100644
--- a/kibot/out_any_drill.py
+++ b/kibot/out_any_drill.py
@@ -7,7 +7,8 @@ import os
 import re
 from pcbnew import (PLOT_FORMAT_HPGL, PLOT_FORMAT_POST, PLOT_FORMAT_GERBER, PLOT_FORMAT_DXF, PLOT_FORMAT_SVG,
                     PLOT_FORMAT_PDF, wxPoint)
-from .optionable import (Optionable, BaseOptions)
+from .optionable import Optionable
+from .out_base import VariantOptions
 from .gs import GS
 from .layer import Layer
 from .macros import macros, document  # noqa: F401
@@ -37,7 +38,7 @@ class DrillReport(Optionable):
         self._unkown_is_error = True
 
 
-class AnyDrill(BaseOptions):
+class AnyDrill(VariantOptions):
     def __init__(self):
         # Options
         with document:
@@ -66,6 +67,7 @@ class AnyDrill(BaseOptions):
                         }
         self._map_ext = {'hpgl': 'plt', 'ps': 'ps', 'gerber': 'gbr', 'dxf': 'dxf', 'svg': 'svg', 'pdf': 'pdf'}
         self._unified_output = False
+        self.add_to_doc('variant', 'Used for sub-PCBs')
 
     def config(self, parent):
         super().config(parent)
@@ -156,6 +158,8 @@ class AnyDrill(BaseOptions):
         return filenames
 
     def run(self, output_dir):
+        super().run(output_dir)
+        self.filter_pcb_components(GS.board)
         if self.output:
             output_dir = os.path.dirname(output_dir)
         # dialog_gendrill.cpp:357
@@ -183,6 +187,7 @@ class AnyDrill(BaseOptions):
             drill_report_file = self.expand_filename(output_dir, self.report, 'drill_report', 'txt')
             logger.debug("Generating drill report: "+drill_report_file)
             drill_writer.GenDrillReportFile(drill_report_file)
+        self.unfilter_pcb_components(GS.board)
 
     def get_targets(self, out_dir):
         targets = []
diff --git a/tests/test_plot/test_drill.py b/tests/test_plot/test_drill.py
index 0df2067a..f058b0c1 100644
--- a/tests/test_plot/test_drill.py
+++ b/tests/test_plot/test_drill.py
@@ -10,6 +10,7 @@ pytest-3 --log-cli-level debug
 
 """
 
+import pytest
 import os
 import sys
 from . import context
@@ -99,3 +100,16 @@ def test_drill_legacy_3Rs(test_dir):
 
 def test_drill_legacy_s_3Rs(test_dir):
     do_3Rs(test_dir, 'drill_legacy_s', False, True)
+
+
+@pytest.mark.skipif(context.ki5(), reason="KiKit currently supports KiCad 6 only")
+def test_drill_sub_pcb_bp(test_dir):
+    """ Test a multiboard example """
+    prj = 'batteryPack'
+    ctx = context.TestContext(test_dir, prj, 'drill_sub_pcb', 'Drill')
+    ctx.run()
+    # Check all outputs are there
+    fname = prj+'-drill_connector.drl'
+    ctx.search_in_file_d(fname, ['X29.75Y-28.09', 'T3C3.200'])
+    ctx.search_not_in_file_d(fname, ['X189.0Y-59.0', 'T1C0.400'])
+    ctx.clean_up(keep_project=True)
diff --git a/tests/yaml_samples/drill_sub_pcb.kibot.yaml b/tests/yaml_samples/drill_sub_pcb.kibot.yaml
new file mode 100644
index 00000000..e3d066fa
--- /dev/null
+++ b/tests/yaml_samples/drill_sub_pcb.kibot.yaml
@@ -0,0 +1,38 @@
+# Drills and Gerber drills
+kibot:
+  version: 1
+
+variants:
+  - name: 'default'
+    comment: 'Default variant'
+    type: ibom
+    sub_pcbs:
+      - name: charger
+        tlx: 175
+        tly: 50
+        brx: 245
+        bry: 90
+      - name: battery
+        tlx: 20
+        tly: 20
+        brx: 90
+        bry: 118
+      - name: connector
+        tlx: 116
+        tly: 52
+        brx: 146
+        bry: 88
+
+outputs:
+  - name: excellon_drill
+    comment: "Excellon drill files"
+    type: excellon
+    dir: Drill
+    options:
+      variant: default[connector]
+      metric_units: true
+      use_aux_axis_as_origin: false
+      minimal_header: false
+      mirror_y_axis: false
+      report: '%f-%i.%x'
+      map: 'pdf'