The Makita 11-Amp Reciprocating Saw (model JR3050T) combines a powerful 11 AMP motor with less weight (7.3lbs.) for all day use and improved performance. The 11-AMP motor with variable speed (0-2,800 SPM) has a 1-1-/8 inch blade stroke for efficient cutting. It is ideal for metal cutting, wood cutting, drywall and plaster, plastics, remodeling and demolition applications.