WHITESIDE 3375 TONGUE AND GROOVE ASSEMBLY ROUTER BIT
This bit can be used for cutting both a tongue and groove based on how the wood is aligned with the cutting edge. One bit makes both cuts with a tongue width of 9/32". Recommended for a material thickness of 1/2"-13/16"
1/2"SH, 9/32"TW
WMC3375
Order 6628 for replacement Groover.
Order A260 for replacement Arbor.