furukawa rock breaker chisel

[product material]: 40Cr chrome 42Cr chrome secondary treatment [customized products]: it can be customized based on the special size based on sample or detail drawing Chisel --- The chisels are used in the well and road engineering are to connect the drill bit and the rock drilling tool and hydraulic breaker or rock hammers.The chisel are generally used in the mine shaft and road engineering are hexagonal hollow steel and hollow round steel. The outer diameter of the round steel is 32mm and 38mm. The steel drill has a finished steel drill and a forged steel drill. The finished drill is forged according to a certain length and is directly installed with a drill bit. The forged steel drill is hollow according to need. Hexagonal steel is sheared, and then the forging head and head are forged with a forging machine, and then the drill bit is installed. Alloy steel drill head ---- The common drill head used in mine shaft engineering is a straight alloy steel drill head There are also cross-type alloy drills when drilling into hollow holes; Y-type alloy drills and X-type alloy drills, but the cost of the flat-shaped drill is lower, and the flat-shaped alloy drill is inlaid. The parent body is inlaid with a flat-shaped hard alloy, and the hard alloy can be reused after grinding.The size of the drill is generally 36mm --- 44mm.