1.Made of extra strong carbon fiber composites,light weight and durable to use2.Wide ly range of us
1.Made of extra strong carbon fiber composites,light weight and durable to use2.Wide ly range of usage: a teaching tool, familial tool, a tool of carpenter,inthe laboratory,in the breeding farm,etc 3.Unique switch design, flexible and efficiency0-100mm/4" 101-81000-150mm/6" 101-8150