2-20 Driver End Shield Bearing Suitable For rotary hammer Machine in Dongcheng / DCK /Powertex / DCA / All Imported 2-20 Model
Brand : Generic
Suitable For : Dongcheng / DCA / DCK / Xtrapower / Powertex / All Imported 2-20 Model
Driver end shield bearing helps to bush the piston forward for dambing the bush.
so please read the user manual to avoid that.