What Size Angle Grinder Should I buy? | Best of Machinery
#0183;#32;For example, a 7inch grinder will cut though small pieces of wood in no time, but using that same grinder on a wooden beam will be more of a chore. Typically, the most common size of an angle grinder is inches, meaning that it uses discs that are inches in diameter, and is a sufficient size for most workshop projects.