Insect Pins Insect Pins MaterialSize: No.1Shaft thickness (diameter): 0.4mmLength: approx. 40mmHead: Uneven in shape and sizeMaterial: Stainless steelQuantity: 100pcsNote: The head is not round as it is not intended for this purpose. Information edit: Sakatsu GalleryFor detailing cars, motorbikes, aircraft to ship models and more! Originally intended as insect pins for collecting insects, their shape and stainless steel material make them useful for model applications. The head part is used for rivets and screws to fasten overfenders and body cowls, washer nozzles, keyholes and wheel nuts. The axle part is also useful for representing spokes on wire wheels, linkage rods and stays. Or glued to dolls for installation in bonsai trees, moss balls or terrariums! The stainless steel makes it rustproof and ideal! The possibilities are endless! Note: The head is not round as it is not intended for this purpose. It is irregularly shaped. Note:The size specified is the diameter of the shaft. The sizes range from 0.3mm (No.00) to 0.6mm (No.5) with a pitch of 0.05mm.