DongCheng 22mm Cold Chisel with Hand Guard (HD102300) plumbing tools Its self levelling system automatically compensates Its self levelling system automatically compensates for small positioning deviations within a ≤4° self levelling angle Type: Open End & Ring End Spanner The DongCheng HD102300 22 x 16 x 250mm Cold Chisel is built for heavy duty metal cutting Parameter Specification Brand DongCheng Model Number HD102300 Tool Type Heavy Duty Cold Chisel with Protective Guard Blade Width 22 mm Shank Thickness 16 mm Overall Length 250 mm Material 45# Carbon Steel (Drop Forged & Heat Treated) Safety Features Ergonomic shock absorbing grip with wide flanged hand guard Packaging Type Packed by plastic hanger