The card slot is stable and convenient to use. Easily disassemble the bite, and work disassembly is convenient. The mechanically enhanced grip multiplies your gripping power. TPP non-slip handle, non-slip and effortless when in use, durable.Won't round, slip, or scar work surfaces – great for softer materials, such as plastic, copper, and aluminum. Widely used in plumbing maintenance, mechanical maintenance, automobile maintenance, non-motor vehicle maintenance, electrician maintenance, family emergency maintenance, etc.