Mustad creaser is available for E-head and City Head nails. They have a wooden handle, firmly mounted in the hammerhead with a ring wedge.
This makes replacement of the handle and maintenance easy and gives the possibility to customize the creaser yourself.
The head of this hammer is made of air-hardening steel and should not be cooled in water. In general, these tools should be used at low forging temperatures, between 600°C – 700°C.