Made of stainless steel, very strong and , smooth , no scratches, not easy to break or deform, can be used for a long time. Reverse Design: The locking tweezers have a reverse design that allows you to hold things easily, and you don't need to worry about things falling out unless you open them Widely used: very suitable for welding, universal tweezers used in craftsmanship, electronic applications, model makers, hobbyists, jewelers, watchmakers, and craftsmanship., Weight: 0.2094391489 Pounds, Manufacturer: Aisuoka