( homemade hand cannon can be crafted with the following recipes

Autolearned
Player Recipe
Primary skill used: mechanics(5)
Required skills: gun(4)
Time to complete: 120 minutes
Tools required:
> 1 tool with fine metal sawing quality of 1
> 1 tool with glare protection quality of 2
> acetylene torch (6 charges) OR arc welder (30 charges) OR makeshift arc welder (45 charges) OR integrated toolset (45 charges) OR firearm repair kit (150 charges) OR gunsmith repair kit (30 charges)
Components required:
> 1x pipe
> 1x spring
> 2x chunk of steel
> 2x scrap metal
Byproducts:
(none)
--
This recipe can be found in the following books when mechanics is at least the required level:
The Tao of the Handgun (level 5)

Player Recipe
generic_guns Obsolete
Primary skill used: (0)
Required skills: N/A
Time to complete: 0 seconds
Byproducts:
(none)