STANLEY STA016259 FATMAX BEVEL EDGE CHISEL WITH THRU TANG 20MM 50 stronger than old Dyna Grip Pro Chisel on handle side impact test Ergonomic soft grip CAB handle for comfort & control Ergonomic soft grip handle &ndash for maximum grip & control Full length blade guard &ndash for added safety Quality chrome alloy ball bearing grade steel &ndash provides superior edge retention Lacquered blade for corrosion protection Steel strikecap &ndash can be used with a steel hammer for increased cutting force Steel strikecap &ndash can be used with a steel hammer for increased force at point of contact Superior Thru Tang design &ndash 50 stronger handle for extra reassurance & durability