The DeWALT side strike chisel is made of sturdy thick steel. Much beefier than your standard chisel. The side strike capability is very useful for shaving items to fit, removing old caulking, and the like.
The DWHT16065 Features:
Cutting edge on side of blade for demolition work, also allows the chisel to double as a scraper
Hardened strike cap and patented large side strike surface for durability
Serrated cutting edge
Hardened, tempered carbon chrome steel blade for edge retention
Curved bi-material handle for comfort and protection