precision feeler gauge for accurate measurement of size and slot width, helping you verify fits and clearances reliably. Made of stainless steel, providing rust resistance and durability for use in typical workshop and environments. Simple structure with fine workmanship, designed for easy handling and dependable performance. Small and portable, easy to carry in a pocket or tool bag for quick measurements on site. Typical applications and scenarios Automotive and engine service: check valve clearances and other small gaps to ensure proper engine performance and maintenance. Machinery setup and alignment: verify slot widths and clearances in fixtures, gears, and other mechanical assemblies during assembly or alignment tasks. DIY and home maintenance: perform quick gap checks for woodworking joints, door fittings, or appliance repairs to ensure proper fit and function.