Multiple connectors can achieve quick switching of trimming tool heads, and suitable shape trimming heads can be and installed according to needs The design of the mother and son , with hand twisted knurled joints, allows for the disassembly of the joint at any time in a cooling state, allowing for the replacement of different types of thread trimming tool heads. Brass material, with good thermal conductivity and end face contact, prevents nuts from tilting and effectively ensures the safety and smoothness of its repair. Can meet the design and repair needs of most 3D printing components Quick and simple installation, heating performance of brass. For 3D printer user design engraving. standard universal soldering iron tip, convenient and practical. Scope: Interchangeable with the standard 936 universal soldering iron , the trimming tool can be applied to the trimming (deburring, cutting, engraving, punching, etc.) of 3D printed products made of materials such as ABS, PLA, nylon, rubber, polystyrene, ABS, etc; It can also be commonly used for carving other hot melt and hot press crafts such as wood carving. Colour:Gold Material:brass Package Contents: 1 Set * Heat Insertion Tips (comes with out Soldering Iron Tool) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.