The 3DX RC series of hybrids contains nine ironwoods: No. 1 (14 degrees of loft), No. 2+ (15.5 degrees), No. 2 ( 17 degrees), No. 3+ (18.5 degrees), No. 3 (20 degrees), No. 4+ (21.5 degrees), No. 4 (23 degrees), No. 5+ (24.5 degrees) and No. 5 (26 degrees). Shaft options include the UST Proforce V2 graphite (regular or stiff flex) or Nippon 950GH steel (uniflex). The stainless steel heads contain tungsten-polymer weights, fused to the back edges, near the heel and toe. With each club having adjustable-weight inserts, the 3DX DC line is popular among touring professionals.