S & G Tool-Aid 36350 Spark Checker Kit for Recessed Plugs & More Rivets with taps that can be

with taps that can be driven by included ratchet that quickly switches from forward to reverse using patented handle selector or by standard 3/4

Astro Pneumatic T20AH 1/4" 90 Angle Air Die Grinder

especially on rusted or damaged fasteners

Reverses to work on 17/64" or 21/64" pinholes

Screw Size 9/16 in

S & G Tool-Aid 36350 Spark Checker Kit for Recessed Plugs & More Rivets with taps that can beUse to test spark plug circuits, electronic fuel injection signals and idle air control circuits. Quickly diagnose "no start" and engine miss conditions in the electrical fuel injection and spark plug circuits. Analyze rough running engines. Includes: Cat. No. 23970, In Line Spark Checker Kit for Recessed plugs (A must for testing newer vehicles with recessed spark plugs plus conventional and coil on plug ignition systems); 8 Noid Lights (for checking