Features: The fine tip can slide past weather pack seals to probe connectors. As acupunctures probes, they are used for piercing the insulation of wire to allow for automotive electrical measurements without causing damage to wire. They can be used as pin-tip probes while working with small circuit boards. Its small diameter, sharp pin makes it perfect for piercing the insulation on small gauge wire. 2mm standard female banana seats at the end,you can connect most of test and diagnostic devices. Specifications: Material:ABS Interfaces diameter：2mm Clip:0-10mm Package Includes: 6Pcs Multimeter Test Probes note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.