Outside diameter 4 1/2"
4"OD available by special order
Minor Diameter 3 1/2"
1 1/4" Bore
Versatile and easy-to-use.  These 6 cutter sets are designed to perform the 3 functions shown. Freeborn's standard sets cut 1/4” wide 
x 3/8” deep tongue and groove. Counterclockwise rotation with wood fed face down.

Produce 7/8" grooves, rebate and joint (up to cutting edge length) 

Purchase 2 and install a solid rub collar for do it yourself shaker and or tennon production

3 wing

can stack with other freeborn top groovers for custom widths

2-15/16" diameter

Freeborn Orange

3/4" Bore 

Carbide tipped

Made in USA by Freeborn Tools