Lightweight magnesium housing for job site durability. Zero nail lockout feature eliminates dry firing and indicates when to reload the. Nosepiece features carbide inserts for long-life performance. Aggressive wear guards and skid pads protect the tool from damage on abrasive surfaces. Quick-set adjustable depth guide sets nails to desire depths quickly and conveniently. Patented single-action side load canister for fast, one-step nail loading.