Specifications: Material: plastic Color: white Size and Package: about 70~80mm/2.75~3.14" long, outer dameter: 5mm, inner diameter: 3.5mm. Tips:0.8mm. 100pcs provided For Hobby Projects: Perfect for your hooby projects, such as model cars, jars, boats and 3D wood kits. Can help size and finalize the design or repair/fix the small components. Can get into guitar fret slots easily. Great for your fine work maintenance.. Warm Tips: We are committed to providing our customers satisfaction with the products and shopping experience. Please feel free to contact us if there any problems or needs.