{
	"type": "tac:workbench",
	"materials": [
		{
		  "item": {
				"item": "contenttweaker:rubber"
			},
		  "count": 3
		},
		{
			"item": {
				"tag": "forge:leather"
			},
			"count": 3
		}
	],
	"result": {
		"item": "tac:pistol_silencer"
	}
}