you can use a wire with a diameter of 0.5 - 0.7mm (24 gauge -21 gauge ). Wire length is 30 - 40cm ( 12 inch - 16 inch). The larger the diameter of the spring, the larger the petals, the less the ...

can use wire with diameter from 0.9 - 1.2mm ( 19 gauge - 18 gauge ) . 2 strands, each strand 30-40cm ( 12 - 16 inch) long. If your wire is not hardness enough for the product, you can use more ...