1.Description:Hydraulic Breaker Chisel:Flat Chisel,Wedge Chisel,Conical Point,Pyramid Point,Blunt Tools,etc.Chisels types and length be made per as clients`required. 2.Material:40Cr/42CrMo; 3.Weight Ranges:can do weight from 3KGS to 300KGS per piece. 4.Mechanical Properties:HARDNESS:Tail:HRC48-52J;Head:HRC53-56J; 5.Technology:Machining-Dimension Check-Heat Treatment-Polish-Surface Painting-Dimension&Surface Re-check-Pack-Delivery 6.Chisels be suit for Soosan,Furukawa,Krupp,Daemo,Atals Copco,JCB,etc.hydralic breakers. 7.Warranty:Payment be returned or re-produce to re-send free if the chisels happens the following problems: A.Dimension problem,wrong dimenion lead to can not install to breaker. B.Broken be in working.