I exploit two bits to inlay the channel. The main 1 is actually a one/4" spiral upcut little bit from Bits & Bits. I will backlink this bit and also almost everything else I use within the supplies location on the front web page in your case men. C https://cchannelmanufacturersinin06160.blogdon.net/an-unbiased-view-of-c-channels-51732953