D.M.T. 4IN MACHINISTS HONE 325G 1IN SOLID DIA

Machinist model diamond whetstone.
Sized for working in close quarters and portability.
Supplied in a leather sheath.
Size. 4in. - 100mm x 1in, 25mm width of uninterrupted diamond surface.
325g.
Coarse.
DIA SOLID 1IN 325G HONE MACHINISTS 4IN D.M.T.