•13mm socket (on handle): Late model GM Quad Four Engine.
•13mm socket: GM Quad Four engine.
•14mm Socket: 1.9L Saturn.  
•15mm socket: some GM & Chrysler.
•15mm Socket (on long extension): 3.3L Chrysler.  
•16mm socket (on handle & long extension): 3.8L Ford.
•16mm Socket: 4.0L Ford.
•18mm Socket: GM 3800 Engine.
•3/8" Square Drive Socket: 3.1L GM.
•1/2" Square Drive Socket: Late Model GM & Ford.
•Short Extension: Allows easier access on some Fords.

•13mm socket (on handle): Late model GM Quad Four Engine.
•13mm socket: GM Quad Four engine.
•14mm Socket: 1.9L Saturn.  
•15mm socket: some GM & Chrysler.
•15mm Socket (on long extension): 3.3L Chrysler.  
•16mm socket (on handle & long extension): 3.8L Ford.
•16mm Socket: 4.0L Ford.
•18mm Socket: GM 3800 Engine.
•3/8" Square Drive Socket: 3.1L GM.
•1/2" Square Drive Socket: Late Model GM & Ford.
•Short Extension: Allows easier access on some Fords.