Upgraded 14 amp motor for longer saw life. Spindle lock makes blade changes a breeze. 51 Bevel with Positive Stop at 45 for added cutting capacity. 2 point line of sight cuts straight lines with ease. Improved dust blower keeps line of cut free of sawdust. Power-On indicator for powered tool alert. Lighter weight design for less user fatigue. On-tool wrench storage for quick and easy blade changes. Safety Lock/Guarded trigger minimizes accidental starts. Anti-Snag Lower Guard reduces snags when making narrow cut-offs. Rear Lever Depth Adjustment quickly assures desired cut depth. Includes: (1) 5180 Circular Saw, (1) 20-tooth Carbide Blade and (1) Blade Wrench.