diff --git a/docs/bom.rst b/docs/bom.rst
index f86a8e0..b03e020 100644
--- a/docs/bom.rst
+++ b/docs/bom.rst
@@ -71,19 +71,23 @@ Electronical parts
 Qty Type
 === =========================================
 	Embosser
+=============================================	
 1   Electro-magnet *tau-826*
-
+=============================================
 	Flyback board
+=============================================	
 1	Veroboard or stripboard
 1	1N4004 flyback diode or equivalent (12V 2A)
 1	resistor 1K ohms
 1	red del
-
+=============================================
 	Printer connector
+=============================================	
 1   Embase USB
 1   Embase 230V with switch 
-
+=============================================
 	Printer power supply
+=============================================	
 1   12v power supply 10A	
 === =========================================