This feeler-gauge has simple structure and fine workmanship, and it-is to use This feeler-gauge can be used on checking clearances on ignition points, for, tappets, spark-plug gaps, pistons, piston rings, and brake bands etc.Simple structure, fine workmanship, to use This feeler-gauge has small size and easy to carry, you can simply keep it in your bag This feeler-gauge has high-precision, and widely used for measuring for size and slot size This for measuring tool is-made of stainless-steel, so it-is rustless, and resistant, Manufacturer: HVRFJXI