Features: Quick releases design allows effortless detachment of water drill bits without tools, crafted from sturdy carbon steel for long lasting performances on demanding job site. Features secure ball bearing lock pins and a hexagonal wall for enhanced grip and compatibility with wrenches, add integrated cooling channels for direct water connection. Ideal for construction workers and craft enthusiasts requiring frequent bit changes during drilling operations in concrete, masonry, or tiles work. Perfect for construction site where frequent bit changes are necessary, eliminating stubborn lock ups and saving valuable time during drilling tasks. This anti lock connector enables seamless switching between multiple drill bits using 1 female adapter, boosting efficiency and eliminating downtime caused by difficult disassembly. Specifications: Materials: Carbon Steel Male Head Size: Approx.70x30mm/2.75x1.18inches Female Head Size:Approx.79x45mm/3.11x1.77inches Package Includes: 1Pc Carbon Steel Quick Disassembly Rhinestone Joint note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!