Feeler Gauges

Gauges and gaps all types of spark plugs from .020" to .100". Tapered edge for gauging spark plugs. Specially designed hole with flange adjusts side wire of plug without pressuring center electrode. View Details

25 blades sizes: .0015", .002", .003", .004", .005", .006", .007", .008", .009", .010", .011", .012", .013", .014", .015", .016", .018", .020", .022", .024", .025", .028", .030", .032" and .035". Overall blade size 3" long by 1/2" wide. Marked with inch and metric size equivalents. View Details

9 blade sizes: .009", .015" through .021" and .026". Overall blade length is 4" with a 1" 45° offset tip. Marked with inch and metric size equivalents. View Details

8 blade sizes: .002", .003", .004", .005", .006", .008", .010" and .015". Overall blade size 9" long by 1/2" wide. Marked with inch and metric size equivalents. View Details

6-blade gauge fills magnetic gapping requirements for setting gaps on some new imports. Non-magnetic brass blades. Marked with inch and metric size equivalents. View Details

Designed to make valve adjustments on heavy-duty trucks faster and easier. Double-end plastic handle is color-coded light blue for intake and red for exhaust with three different configurations of offset blades. Blades included: 6" blades with 1" 90° offset, 3" blades with 5/8" long 45° offset and 3" blades with 1" long 30° offset with 1/2" of 0.002" step. View Details

For adjusting valves. Blades are 4" long x 1/2" wide with 45° offset tip. Sizes: .011", .013", .015", .017", .019", .021", .023", .025", .027", .030"... View Details

"Step ground" blades that are ground at the tip .002" less than the normal blade thickness. Contains 15 blades in thickness from .008" to .022". Marked with Inch and Metric size equivalents. View Details

26 offset blades 4" x 1/2" with thicknesses: .005", .006", .007", .008", .009", .010", .011", .012", .013", .014", .015", .016", .017", .018", .019", .020", .021", .022", .023", .024", .025", .026", .027", .028", .029" and .030". Blades have 1" 45º offset tip for checking valve clearances. Marked with inch and metric size equivalents. View Details

25-blade set includes sizes: .04", .05", .06", .07", .08", .09", .10", .15", .20", .25", .30", .35", .40", .45", .50", .55", .60", .65", .70", .75", .80", .85", .90", .95" and 1.00". Overall blades size 3" long by 1/2" wide. Marked with metric size. View Details

Universal spark plug gauge is always at your fingertips by utilizing the pocket-clip feature for your shirt pocket. Full range coverage for all spark plug gapping requirements from .020" to .080". Range includes older model vehicles and later model vehicles including those equipped with distributorless ignition systems... View Details