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.
Diablo's premium 4 in. x 1/4 in. x 5/8 in. Metal Grinding Disc with Depressed Center provides premium performance. It increases productivity. This disc is designed for use in angle grinders and is ideal for all types of metal/stainless steel materials. 1  Diameter - 4 in. 2  Thickness - 1/4 in. 3  Arbor - 5/8 in.  Type 27-depressed 1  center. Recommended use - grinding.  Tool use - angle 1  grinders. Materials - metal/stainless 2  steel. Quantity - one  4 in.
Rotating abrasive wheel on a bench grinder. Pedal-powered grinding machine, Russia, 1902. A grinding machine, often shortened to grinder, is any of various power tools or machine tools used for grinding, which is a type of machining using an abrasive wheel as the cutting tool. Each grain of abrasive on the wheel's surface cuts a small chip from the workpiece via shear deformation.