This Bostitch Coil Roofing Nailer features a user-friendly depth guide and a fully adjustable shingle guide for perfect nail placement every time. Its patented, single-action side load canister allows for quick, one-step reloading. This roofing nailer has a magnesium construction for durability and lightweight use on the job. Wear guards and skid pads offer protection from abrasive surfaces, while the carbide inserts in the nosepiece ensure lasting performance. The lock-out feature eliminates the possibility of dry firing, so the nailer won't operate when empty. 7-year manufacturer's warranty.