SNJ1-J45 : Sunnen 150 Grit Hone Stones - 1.25 to 1.44" Range
Silicon-Carbide stones. Stone set consists of 3 stones. Fit SNJ-10 hone (sold separately). 150 Grit Stones are ideal for fast material removal on deburred, bored, ground and reamed holes in Aluminum, Bronze and Cast Iron. Gives a 45Ra Finish.