The Bully Tools Replacement Blade for 91110 Proshingle 10-Ga. Shingle Remover is the best way to extend the life of your favorite shingle remover! It is constructed from 10-ga. 100% made in the USA steel, up to 30% more durable against foreign competitors, and the blade features a back fulcrum that helps tear through roofing shingles with the perfect amount of power and leverage. The Bully Tools replacement blade for 91110 comes with a limited lifetime warranty that protects against defects in material and workmanship. Use this blade to make easy work of shingle removal.