Features:The inoculating rod is made of pure copper, the handle is plastic and has good insulation performanceThe clamp head can clip needle, hook, shovel,these can be made by yourselfThis Inoculating rod can be used for inoculation of AGAR slant in edible mushroom culture mediumMultifunction, by this inoculating hook can complete the cut apart and cutting,complete whole inoculating process This Microbiology Inoculating Rod is a good choice for bio-science laboratory equipmentSpecification:Material: CopperWeight: Approx.25g/0.9ozPackage list:1 X Inoculation RodNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering..