Multi-purpose- Self Center Dowel Jig Kit,A woodworking system that combines marking and punching,This is not only a Dowel Jig, you could use it as Self-Centering Doweling Jig for drilling holes, also could use as Center Scriber for marking. Precise Measurement -This woodworking tool can quickly and accurately mark center lines on wood board,could scribe to draw 1/16 inch, 3/16 inch, 5/16 inch, 7/16 inch, 1/8 inch, 1/ 4 inch, 3/8 inch, 1/2 inch edge. Adjustable-Self center dowel jig kit is movable with screws,could adjust the distance according to different demands,Whether you are a professional carpenter or not, you should have this very useful tool. Durable,Precise&portable-Made of the ABS plastic,high hardness metal drill guides,clear offset marking scale and the weight only 0.5 pound. Dowel jig kit --What we offer is a self centering dowel jig suit,you can Easy and Quickly Positioning, could quickly and accurately mark center lines on wood. Colour: orange Material: ABS+steel Package Contents: 1 x punch positioner 3 x drill bits (6/8/10mm) 3 x limit rings 3 x drill sleeves (6/8/10mm) 20 x 6mm round dowels 20 x 8mm round dowels 20 x 10mm round dowels 1 x wrench Only the above package content, other products are not included. Note: Light 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.