For your tackle Box by Eric Cero

Backup string
Allen wrenches that fit every screw on your bow 
Loctite (blue only) 
Fletch-Tite glue 
Duct tape 
WD-40 
Ferr-L-Tite glue 
Bow string wax 
Nock sets

Nocking pliers
Extra nocks
Torch or cigarette lighter
Assorted screw, bolts, nuts and washers
Needle nosed pliers 
Small adjustable Crescent wrench 
Bow square 
Serving thread and or dental floss 
Marking pen for arrows 

Pencils
Single edge razor blade
Band-aids
Small fingernail clippers
Bow stringer
Screwdriver (phillips and flat blade)            
Hammer & chisel (advanced kit) 
Anything that can break or fall off your bow
Anything else that makes sense to you            

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Something else to think about: 

Sunscreen
Insect repellant
Hat
Water

Items typically found in or on quivers: 

Rosin or Baby Powder
Allen Wrenches
Arrow puller
Bow square
Finger sling
Arm guard
Clothing protector
Bow stringer