1/8 "soft chuck, internal cable motors for a flexible shaft There is no need to match the specifications of the electric grinder interface. As long as your electric grinder or electric drill can be set at 3.175 mm size, the flexible rod can be connected Installation is simple and convenient, only need the connector handle to be attached to the electric mill The front handle of the flexible shaft is made of aluminum alloy . The connector rod must be connected by electric grinder. (This soft rod do not have a machine, please choose another machine) Suitable for foredom CC, SR, srm, srb, TX, txm, TXB Xtrem Bass, LX, lm, lxb engines also grobet flexible shaft, proflex Motors Color: Gold Description: 1/8 inch soft chuck, internal cable motors for a flexible shaft. There is no need to match the specifications of the electric grinder interface. As long as your electric grinder or electric drill can be attached to the 3.175 mm size, the flexible rod can be connected. The installation is