1/8" flexible 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 3.175mm size, the flexible rod can be connected The installation is simple and convenient, only need the connector handle to be attached to the electric grinder The front handle of the flexible shaft is made of aluminum alloy. The rod connector should be connected by an electric grinder.(this soft rod does not have a machine, please choose another machine) Suitable for foredom CC, SR, srm, srb, TX, TXM, TXB Xtrem Bass motors , LX, LM, LXB also grobet flexible shaft, proflex motors Color:Gold Description: 1/8" flexible 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 3.175mm size, the flexible rod can be connected.