Installed blade type: rounded-tip #10524 Durable nylon handle with textured slider Manual retraction with 1 scraping position Ambidextrous design Finger-friendly blade scrapes effectively Reduces injuries, lowers costs Non-sparking, non-conductive, non-magnetic blade Chemically inert blade never rusts Oil- and lubricant-free blade 100 percent zirconium oxide blade Blade edge lasts up to 11.2x longer than metal Fewer blade changes = fewer injuries Compatible blades: 10524, 10525, 10523 No-tool blade change SKU #10594