User:Technical 13/Lazy bastard

Theoretical minimum

Total cost	Item	Prerequisite
5 + 3 + 8 items	1	2	2
			6 (2/ea)		3
		1		1
		1		2
4 + 1 + 5 items	1	1		5
		4		4
34 + 15 items	1	10		20
		4		4
		10
34 + 15 + 40 items	1	10	10
			30 (2/ea)		15
		10		20
		4 (2/ea)	2		2
			2
1 + 1 + 3 items	2 (2/ea)	2 (2/ea)		1
		2 (2/ea)		1
20 + 10 + 20 items	10	10		20
		10
22 + 4.5 + 13.5 items (14)	1	3	3
			9 (2/ea)		4.5
		5		10
		9
22 + 4.5 + 1 item	1	9
		3	3
			9 (2/ea)		4.5
		5		10
		1 ‡	3	3
				9 (2/ea)	4.5
			5		10
			9
104.5 items hand crafted + 141 + 38 + 1 + 1 †

• † If you are sure to gather up all of the other resources you are going to need and have a few extras for the future things you will need|you can use your free furnace for the boiler and save on crafting one item there. You can then craft a new furnace in your Assembling Machine 1.
• ‡ You can use Assembling Machine 1 as an ingredient for your Assembling Machine 2.