Quick releases design allows effortless detachment of water drill bits without tools, crafted from sturdy carbon steel for long lasting on demanding job site This anti connector enables seamless switching between multiple drill bits using 1 female adapter, boosting efficiency and eliminating downtime caused by difficult disassembly Ideal for construction workers and craft enthusiasts requiring frequent bit changes during drilling operations in concrete, masonry, or tiles work Features secure ball bearing pins and a hexagonal wall for enhanced grip and compatibility with wrenches, add integrated cooling channels for direct water connection Perfect for construction site where frequent bit changes are necessary, eliminating stubborn ups and saving valuable time during drilling tasks, Manufacturer: Oxxggkao