AUGT 1/4" Shank Long Cleaning Double-edged Cutter Wood Router Bit Grooving Cutter For Wood Slotting Milling Cutter Tools
https://www.vogueparade.com/shopping/EN/100007188/1/4000879964736/augt-14-shank-long-cleaning-double-edged-cutter-wood-router-bit-grooving-cutter-for-wood-slotting-milling-cutter-tools//