The #230 economy straight leaf feeler gage is ideal for adjusting and gaging spark plugs, distributor points and valve clearances, as well as measuring spaces between parts.
Each leaf is etched with a size number (its thickness) measured in thousandths of an inch, as well as its millimeter equivalent
Each leaf is etched with a size number (its thickness) measured in thousandths of an inch, as well as its millimeter equivalent