s00:slow+high speed handpiece set for our new products:low and high speed handpiece kit.the contents are as follows: 2pcs standard high speed handpieces 1pcs straight handpiece 1pcs contra angle handpiece 1pcs low speed air motor features good quality and best price exquisite look easy to hold as a professional handpiece manufacturer in china, we can provide you the handpieces with good quality and best price and give you the guarantee.we are sure that your customers will like our products and you can secure a considerable market in your area.