Duofast's Carpet Pro stapler is a proven winner for its power, durability, and economical pricing. It uses standard , Duo Fast No. 5418 or No. 5415 electric tacker staples (or generics) and features a powerful 11 amp solenoid that drives into hardwoods, a jam-resistant magazine that holds 100 staples, and an easy-access driver channel for quick removal of broken staples. The Carpet Pro has also been designed to make your work easier. Low overall height fits under stair risers. Its pointed tip easily parts carpet yarns and is also equipped with a trigger-lock for safety.