French is most widely known for costarring with Michael Landon on two television series. He appeared on Little House on the Prairie (1974â1977), (1981â1984) as Isaiah Edwards (French also directed some episodes of Little House). He appeared on Highway to Heaven (1984â1989) as Mark Gordon.
Type R Abrasive Discs. For general purpose grinding, blending and deburring on all metals. Aluminum oxide grain with heavy-duty cloth backing. Discs have a plastic screw attachment which is compatible with the Roloc system. Available sizes: 2 and 3 inch (2 sold in packs of 50, 3 sold in packs of 25) 2 Type R Abrasive Discs, 24 Grit, Pack of 50.
In centerless grinding, the workpiece rotates between a grinding wheel and a regulating drive wheel. The work is supported from below by a fixed work-rest blade. The two basic modes of centerless grinding are thru-feed and in-feed or plunge mode. In the thru-feed mode, the work proceeds in the axial