[DETAIL] Features: *100% brand new and high quality. *Made of high quality steel material,durable for use. *Expand the copper pipe to make the two copper pipes interconnected when the air conditioner is installed. *Suitable for hard and soft copper standardized,easy to braze swaging set. *It needs to be installed on hand electric drill. *Pipe Expander only,other accessories demo in the picture is not included. Specifications: *Material: 45# Steel *1/4 inch hexagon shank: Size: 7/8inch(22.2mm),3/4inch(19mm),5/8inch(15.9mm),1/2inch(12.7mm),3/8inch(9.5mm),1/4inch(6.3mm) *Overall Length: As picture shown *Color: Black *Quantity: 11/22/33/44pcs pro set Package Contents: 11/22/33/44pcs*Tube Expander Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. window.adminAccountId=2674561117; [ATTRIBUTES] - Hign-concerned Chemical: None - Material: Metal - Type: Drills - Hign-concerned Chemical: None - Material: Metal - Type: Drills - Application: Household Tool Set - Origin: Mainland China - Model Number: Tube Expander - Size: muti - is_customized: No - DIY Supplies: Plumbing - Package: BOX