8Pair Round Colored Single Hook Clip Test Probe for Electronic Testing Product Name : Testing Hook;Application : Testing Work Size : Max: 58 x 12mm / 1.7" x 0.47" (L * Max Dia)Mini: 41 x 12 x 8mm/1.6" x 0.47" x 0.31"(L*W*D);Hole Size(Mini) : 5 x 2mm / 0.2" x 0.08"(L*W) Hole Dia(Max) : 4mm/ 0.16";Color : Colored Material : Metal ,Plastic;Weight : 23g Package : 8Pair x Electrical Testing Hooks