Blade type: straight edge, rounded tip, No-roll handle with cross-hatch grip, Compatible blades: 10518, 10520, Finger-friendly edge stays sharp 11x longer,Reduces injuries, lowers costs, Non-sparking, non-conductive blade Rust-free blade, Includes 1 rounded-tip ceramic blade, Ambidextrous design No-tool blade change, Fewer blade changes = fewer injuries. No ppe.