Specifications: Made of high quality material, they are strong and practical and have a long service life. This butterfly welding positioner can be used for sheet metal welding, industrial welding, household welding, butt welding of metal plates, etc. You can easily align and clamp sheet metal plates for accurate spot welding and positioning. Item Name: Butterfly Welding Positioners Materials: Galvanized Steel Usage: Sheet Metal Welding, Industrial Welding, Household Metal Welding Features: Adjustable, Positioning Tool, Welding Clamp Size: 5cm x 2.5cm/1.97" x 0.98" (Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 8/12/16 x Butterfly Welding Positioners