Commstones should be twice as long as the width of the longest flat spot and as long as will work freely between adjacent brush sets.1 in X 1 in X 6 in, Grade Srm, Commstone, Pencil Type When compared to turning tools commstones are easier to use, more time effective, and remove less copper..
.5% Accuracy (BFSL), 4 mA to 20 mA Output, 1/4 NPT Male, Mini-Hirschmann w/ 36 in CE compliant to suppress RFI, EMI and ESD. 316 and 17-4PH Stainless Steel wetted parts.