From Emil Chronicle Wiki

Machinery Repair Kit Crafting is a table of synthesis items that can be synthesized with the Craft Machinery Repair Kit skill.

[edit] Craft Machinery Repair Kit Level 1

Item	Ingredients					Cost[G]	Success Rate	Notes
	Tool	1	2	3	4
Copper Machinery Repair Kit x1		Copper Screwdriver x1	Tin Parts x1			0	100%	-
Silver Machinery Repair Kit x1		Silver Screwdriver x1	Iron Parts x3			0	100%	-
Gold Machinery Repair Kit x1		Gold Screwdriver x1	Silver Parts x1	Iron Parts x1	Tin Parts x1	0	100%	-

Synthesis
Item Refiner/Cook NPC	Item Refining • Chemical Preparation • Woodworking • Cooking
Construction	Advanced Metal Refining • Weapon Construction Synthesis • Armor Construction Synthesis • Tailoring • Accessory Craft • Staff Crafting Synthesis • Bow Construction • Throwing Weapon Construction • Machinery Assembly • Marionette Construction • Horticulture Craft
Repair Kits	Craft Metal Repair Kit • Garment Repair Kit Craft • Leather Repair Kit Craft • Woodwork Repair Kit Craft • Machinery Repair Kit Craft • Accessory Repair Kit Craft
Miscellaneous	Property Scroll Crafting • Juice Making • Fireworks