Take gunsmithing to the next level with the Wheeler 100 Piece Professional FAT Wrench Screwdriver Kit. The combination of the iconic FAT Wrench with 98 bits and adapters makes this a gunsmiths 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 ¼" 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.