Drop (not confirmed)

item	chance	amount
Adena	70.0%	448–1045
Corroded Synthetic Fiber	34.4%	1
Corroded Metallic Fiber	6.5%	1

Spoil (not confirmed)

item	chance	amount
Corroded Synthetic Fiber	24.8%	1
Corroded Metallic Fiber	5.0%	1