Crucible Tong - Straight-EIS-CH0729B offers a thoughtfully designed, durable resource for hands-on learning. General purpose, metal crucible tongs Straight, serrated tips and bow Useful for grasping hot crucibles, evaporating dishes or small flasks and beakers Tongs measure 9.5" Perfect for any science or home laboratory General purpose, metal crucible tongs with small bow. Straight, serrated tips. Useful for grasping hot crucibles, evaporating dishes or small flasks and beakers. Tongs measure 9.5" in total length, and 3.25" wide when closed. Each tip is approximately 0.9" long, and bow can hold items with a minimum diameter of 1".