Double Head Sheet Nibbler Aluminum Alloy Drill Attachment Metal Cutter 360° Rota

Double Head Sheet Nibbler Aluminum Alloy Drill Attachment Metal Cutter 360° Rotatable Power Drill Sheet Cutter Nibbler with 3 Cut Straight Round Attachments for Cutting Metal Sheet
[Shank and Tool Holder Replacement]Open the cover, take out the anti-loosening nut, and loosen the set screw. Pull out blade with pliers and reinstall it, then tighten the screw. Unscrew the compression cover counterclockwise and replace with a new tool holder.
[360°Rotatable Cutter Head]The cutter head is 360°rotating and it can be turned around and cut on both sides. The incision of the cutter rod must be kept perpendicular to the workpiece to be cut to prevent cutter head from being broken.
[Oil Blade Frequently]Please oil the blade frequently, especially cutting aluminum plates. When use it, please turn on the electric drill first, then cut, and exit first before turning off the electric drill at the end.
[Use Instructions]When use this tool, first insert front end of electric drill and cutter into the round hole of hole saw, connect cutter to electric drill and lock firmly. Then tighten three branches, stud screws on the shelf to prevent sliding. Insert ruler bar into shelf small square hole with positioning pin facing upwards from left to right, finally adjust and tighten top screw according to cut arc size to fix ruler bar firmly, to ensure cutting round holes accuracy.
[Cut Standard Arc]Use this tool can ensure arc cut surface smooth and beautiful. First drill a 3mm positioning hole, then drill a 12mm hole, insert the cutter head into the hole to cut inner and outer circles.