6” ShopSeries Bench Grinder from Rockwell, has two 6Inch grinding wheels. The left wheel is 36 grit and the right wheel is 60 grit. The RK7867 grinder has input and a no load speed of 3450 rpm.
Apr 10, 2019· Our first 6inch bench grinder is up next and its the Wen 4267 which has 3/4” wide wheels which for most personal DIY projects is going to be perfectly adequate. It offers a flexible and versatile solution to most of your grinding needs and includes a 60grit and a 36grit wheel.