Step 1 Install the 35mm hole opener, adjust the drilling depth, and then lock the limit ring. Note: Adjustable limit ring control and locking according to the depth of the hinge clamp. | Step 2 Determine the thickness of the wood board, adjust the fast clip black pressure plate fixed size. Note: The tool can be adjusted to fix the size of the wood board 12-25mm. | Step 3 Move the hole punch to the board marking line and drilling position, lock the quick fixing clip, and the adjustable platen fits the wood board. |