Double-head sheet metal shears/punches, capable of 360-degree rotation

Features: Regularly lubricate the cutting edge of the tool, especially when cutting aluminum sheets. Start the drill first, then begin cutting; after cutting, stop cutting and then turn off the drill. During cutting, the cutting edge of the tool holder should always be perpendicular to the workpiece to prevent the tool from breaking due to excessive deformation. Tool holder replacement: Open the protective cover, remove the lock nut, loosen the fixing screw, remove the tool holder with pliers, reinstall the tool holder, and tighten the screw. Tool holder replacement: Rotate the fixing cap counterclockwise to replace the tool holder. Specifications: Material: Steel, ABS. Note: Please allow 1mm error due to manual measurement. Due to monitor differences, the picture may not reflect the actual color. Package includes: 1 set of sheet metal cutting pliers