Folts S.P.E.W.Description Designed by Alan Folts and manufactured by CRKT, the S. P. E. W. knife is the tool to get the job done when something out there needs to be cut. With a weight of only 51g, a Wharncliffe blade length of 77mm, and a total of 158mm, this neck knife is a perfect solution for cutting and precise work. The 2. 6mm thick blade of 5Cr15MoV steel is manufactured with friction grooves on the top and finished with a bead blast technique. The handle