The 179D-RT four star straight copolymer replaceable tip tweezers are 5.125 long with .060 wide tips. The soft copolymer tips are ESD safe (10-10 ohmssq), temperature resistant to 195 F (90C), and siliconechloride free. They are the ideal tweezers for work in the cleanroom. The body is made of anti-magnetic Neverust stainless steel.Specs amp; FeaturesSoft Replaceable TipsApplication: Will not scratch or marr delicate items, Quality: , Surface Resistivity : 10-10 ohmssq, Shape: Straight, Material: Copolymer Tips, OAL: 5.125 (128mm), Body Width: .36 (9mm), Body Height: .06 (1.5mm), Tip Width: .06 (1.5mm), Tip Height: .25 (6.25mm)