Product specifications:Suitable for 65mm diameter trimming machine Fine adjustment accuracy:0.01mm Fine adjustment range:0-18mm Slotting range:18-168mm (from center to support) Product size:280x150x125mm<br><br>Product Name:Trimming Machine Fine Adjustment Backbone Usage method: Zero the scale of the fine-tuning handle before use According to the diameter of the milling cutter installed, refer to the scale markings Align scale markings with homework reference lines Backing the mountain, aligning with the edge of the wooden board and locking it tightly Uniform translation operation for the first cutting of the product Rotate the handle to adjust the feed amount and lock it tightly Performing the second cutting of the product with uniform translation operation Repeated fine-tuning and cutting can produce the required dimensions Colour:As Shown Material:Aluminum Alloy<br><br>Package Contents: 1 x Slotted Bracket<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.