How to Prepare for Your Gunsmithing Appointment at RTF3TX with Expert Firearm Repair Services By Roland Lamothe, RTF3TX Gunsmithing Arriving unprepared at a gunsmithing appointment costs time — yours and the shop's. At RTF3TX Gunsmithing, the objective is straightforward: diagnose the firearm, complete the required work, and return it to the owner as efficiently and safely as possible. Achieving that requires adherence to a clear set of rules — some established by shop policy