Take gunsmithing to the next level with the Wheeler 100-Piece Professional F.A.T. Wrench Screwdriver Set. The combination of the iconic F.A.T. Wrench (Firearm Accurizing Torque) with 97 screwdriver bits and adapters makes this set a gunsmith’s dream. Equipped with an adjustable torque range that delivers 10-65 in-lbs., the F.A.T. Wrench is engineered to tackle a wide variety of common gunsmithing tasks like tightening scope bases and rings, action screws, and more with precision. Both the F.A.T. Wrench and the .25″ driver feature magnetized tips and rubber over-molded handles that improve ergonomics and grip while reducing hand strain. The driver shafts and bits all have a black phosphate coating that prevents rust and corrosion and extends tool life; guaranteeing that your tools will look great for years to come. All the tools are neatly organized and secured in a premium latching hard case that easily stacks on top of other Wheeler screwdriver sets for smart, convenient storage.