The product is made of high-carbon heat-treated abrasion resistance and good elasticity.

1 Material:carbon steel,stainless steel.

2 color:Nickel-plated color.

3 So it's very durabitily.

Our company also product:needle,tapered needle,dart needle,pet comb needles,terminal pins,detal needle,cultural and educational needle,compass needles,metal shaft,map pins ,toy's needles.