Fangrui Product Details [router Auxiliary Tool] Are You Still Worried About Not Being Able To Use Compact Router For Getting Quickly A Straight Line On The Wooden Board Please Use Our Auxiliary Tool --dnp618 Router Edge Guide, So You Will Easily Get A Straight Line On The Board! This Tool Is Made Of Iron, Electrophoresis Process Anti-rust, Hard Enough Not To Bend, Durable And Has A Smooth Surface, Which Will Not Damage Your Wood Board. [multiple Adaptations] This Dnp618 Straight Edge Guide Works For Dcw600b 20v Max Xr Cordless Router, Dwp611 Compact Router, Dwp611pk, Dnp612 Plunge Base, Dw6913 Router Edge Guide, Porter-cable 450 And 451. Attention: This Tool Does Not Work With Other Brands Of Routers Other Than Those Mentioned Above. [easy To Install] The Length Of Edge Guide Is About 10 Inch, Use The Included Two Screws To Install The Edge Guide On The Base Compact Router, And Then You Can Get Precise Positioning Of Inlays, Dadoes, And More.easy To Remove, With Built-in Silicone Rings At The Bolts For Tighter Fixing A