The loop shaft is manufactured from nickel plated brass.The shaft of the loop handle is insulated by PVC for further protection of user against heat. Featured with a screw fastening end for tight fastening of the loops used. These durable loops are manufactured from nickel-chrome metal wire with twisted wire strands. Highly flexible body form enables comfortable and efficient planting and avoids streaking of cultures. Ultra smooth loop surfaces allow easy streaking and offer problem-free planting without the risk of cutting or gauging the agar surface. Handle guarantees easy holding option and fatiguefree application.