Auto-Retractable Box Cutter sulfurclay according to the San Francisco

according to the San Francisco Chronicle

high temperature 230c degrees

Both ends have squared-off serrations on both sides

Vacuum Pump Air Consumption: 8

Auto-Retractable Box Cutter sulfurclay according to the San FranciscoThe Slice 10503 Auto Retractable Box Cutter takes safety to a new level with an ergonomic, protective J hook handle and our patent pending safety blades. Avoid injuries with a retractable box cutter that prevents you from accidentally leaving the blade exposed. Keep your fingers safe with our protective handle. This safety box cutter uses 100 percent zirconium oxide blades that are non sparking, non magnetic, chemically inert, safe up to 1600 degrees