hardware tools feeler high precision stainless steel measuring mm thickness gauge sieve ruler gap gauge adjustable valve gap gauge

Suitable for repair workers, auto mechanics, machine repairmen, fitters, and other work environments. It is used to measure the size of gaps in machinery and equipment, offering high precision, a wide range of pieces, and comprehensive specifications. There are two types of rotating nuts: metal and plastic. It is detachable. The entire measuring piece undergoes heat treatment, free of burrs, non-hazardous to hands, with sufficient toughness, high hardness, wear resistance, and long service life. Each measuring piece is coated with anti-rust oil.