... 2.Dust free, resistant to acid. 3.length 120mm ST-13 Circuit Chip Stainless Steel TweezersStainless steel tweezers, anti-corrosion refined ... board it will not bend, components will not fall.TS-13 (round): This round will avoid damage to components for chip ... tweezers, pointed tweezers,anti-corrosion refined. Better strength, flexibility, ST-13 Circuit Chip Stainless Steel Tweezers