Norton
General Purpose wheels will grind mild to medium
hard steels.
Wheel
colour - Brown or Blue/Grey For Hardened Tool
steels use a 38A grade wheel.
( See Toolroom
Wheels - 2.2.1) 150, 180 and 200 diameter
General Purpose grinding wheels come with a multibush
bore reducing bush to allow the wheel to be mounted
on any model machine.
Other
wheels can be bushed to the bore size required
on request