There are 39 holes of different sizes, 0.26-2.8 mm, to meet your different needs. The holes are shrunk in appropriate increments, so the wire drawn from the previous hole will easily pass through the next hole.Portable, lightweight, easy to carry and easy to use. Delicate packaging protects the wire drawing board from damage during shipping.It's super smooth and won't scratch your metal,I am totally amazed at the precision The holes are preciseThe holes of this lottery board are made of tungsten steel, which has high hardness, strong wear resistance, strong durability and longer service life. The pull plate hole is made by hand, and the error is within the normal range For craftsmen, this is a good tool.The wire drawing board is suitable for all kinds of precious metals, such as gold wire, silver wire, copper wire, platinum wire, wire, etc. Perfect for beginners in jewelry making, do-it-yourselfers, professional jewelers making gold and silver chains, etc.Colour:As shownMaterial:MetalPackage Contents:1 x wire drawing discOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.