100Pcs Stainless Steel Specimen Needle Insect Pins With Plastic Box For School Lab Education Entomology Body Dissection Supplies

High-concerned chemical : None Material : stainless steel Origin : Mainland China Length: : 4cm/1.57inch Diameter: : 0.27-0.71mm Quantity: : 100 pieces Feature 1 : Lab Accessories Feature 2 : Good Flexibility