Profile: Form Roll Die Corp. manufactures thread rolls, knurls, pins and holders.We offer bump type thread rolls. Our knurling is used in decorative & grip surfaces, repair of undersized shafts and oversize bores. Our knurl type includes hi-cobalt, high speed steel and convex knurls. Our holder line includes bump, straddle, internal, face and conical holders. Our face knurling holders are suitable for knurling narrow bands.