... masonry work 2. Heat treatment 3. Extreme durability 1. Material:45#carbon steel, 40Cr 2. Chisel ... also available)4. Surface finishing: Sand blasted5. Application: For chiseling concrete, stone, marble and brick etc.6. ... Size: 14x250mm, 17x250mm, 17x280mm, We can supply the product in single pcs as well as ... / ANSI standards, we are also capable for OEM and ODM production. Press "contact supplier ...