thimble G411 a.malleable, carbon steel b.self color c. drop forged,quenched and tempered d.size:6mm-28mm thimble G411a.malleable, carbon steelb.self colorc. drop forged,quenched and temperedd.size:6mm-28mme.other sizes are also availableIf you have any queation, pls let me know. I will answer you ASAP. contact person: nicolemobile:0086+18902898152 G411 US TYPE thimble, wire rope thimble