MEMKEY 6pcs Crimping Tool Drill Bit Set, Manual Copper Pipe Crimping Tool Drill Bit - Bearing Steel Drill Bit Expander with 7/8" 3/4" 5/8" 1/2" 3/8" 1/4" Bit

General description The 6pcs Crimping Tool Drill Bit Set is designed for manual copper pipe expansion, ensuring a secure connection while protecting pipes from breakage. This set is ideal for air conditioning installations, providing high resistance to contact fatigue and long-term durability. Technical specifications Material: Bearing steel Sizes: 7/8" (22.2mm), 3/4" (19mm), 5/8" (15.9mm), 1/2" (12.7mm), 3/8" (9.5mm), 1/4" (6.3mm) Quantity: 6 pieces Dimensions: Approximately 45mm; 50mm; 55mm Allowed error: 0-1cm due to manual measurement Installation The handle pipe expander is compact and lightweight, making it easy to carry and install. It is designed for straightforward operation, allowing users to connect copper pipes efficiently without the need for extensive tools. Usage This tool is primarily used for expanding copper pipes during air conditioning installations. It maintains the ductility of the pipes to prevent cracking and leaks, ensuring a reliable connection. Other