Merker 15mm x 3mm D54 R7.5 Radiused Engraving Wheel Spindle
Merker Engraving spindles are a Morse 1.5 taper to fit into standard engraving lathes. The D54 is roughly a 250 grit wheel.
It's a very small 7.5mm radius. We can custom make any wheel you need. Just contact us with the specifications on the spindle and we can quote that out for you.