The Clifton 770 Bull Nose plane is made to the exacting specifications as all the other Clifton planes, this will certainly be a great purchase for those who want a quality bullnose plane. This plane has a cutter width of 1 1/8" (29mm) and is made from high quality oil hardened ...The Clifton 770 Bull Nose plane is made to the exacting specifications as all the other Clifton planes, this will certainly be a great purchase for those who want a quality bullnose plane. This plane has a cutter width of 1 1/8" (29mm) and is made from high quality oil hardened tool steel, 59-61 rockwell "C" hardness.
The cutting edge is ground to 25 degrees primary and 30 degrees secondary.