This high precisions stainless steel feeler gauge ensures accurate measurements with its rust resistant construction and wear resistant perfect for gaps testing in mechanical applications Featuring a compact, foldable design for easy portability and storage, each is clearly marked with clear sizes for quick identification and versatile gaps measurement Versatile for measuring gaps such as sparks plug gaps, clearances, bearing clearances, and pistons rings gaps in automotive, industrial, and home workshop settings Covering a wide ranges from 0.02mm to 1mm, this gauge set delivers consistent and dependable results for all your measurement probe gaps needs Ideal for mechanics, automotive technicians, and DIYer enthusiasts who require precise tools for detailed mechanical inspections and repairs, Manufacturer: HUAJINGKEJI