The 277-CE-ET white Zirconia ceramic tipped tweezer is 5.5" long. The tip size is 0.04" wide and the shank is made of nickel silver, which is non-magnetic. Zirconia ceramic is six times harder than stainless steel, non-magnetic and chemically inert. Solder will not adhere to the surface. They have a working temperature of over 2000°F. It features our Ergo-Tweeze® soft cushioned Anti-Static grips (10¹⁰ ohms/sq surface resistivity), which also protect the user from heat.