Manufacturer of all kinds of hydrauli breaker chisels,conical points,blunt tools,front head,cylinder,back head,piston,front cover&ring bush,through bolt&side bolt,chisel pin&stop pin for SOOSAN,FURUKAWA,RAMMER,KRUPP,ATLAS COPCO,ARROWHEAD,DAEMO,KRUPP,TAEUCHI,MONTABERT,BERCO KRUPP,ect. in Ningbo,China.More details of our chisels:1.Material:40Cr Or 42CrMo Alloy Steel2.Hardness:HEAD:HRC53-56;TAIL:48-52J;3.Techonology:Raw material machined-Heat Treatment-Polish-Painting-Package4.Weight:From 3kgs-300kgs5.Be worked on Indeco,Sandvik,ProdemAtlas Copco,Arrowhead,Berco Krupp,Rammer,Soosan,Furukawa,Krupp,Takeuchi,Montabert,etc.