specs on Amana 55439 Bit set

Our Expert

Thank you for the inquiry.

You can adjust the B to ¼” with the shims (provided.)

B= tongue and groove is adjustable from 3/16" to 9/32

If you always need ¼, you can buy the fixed B cutter model in ¼”, assembly bit number 55400 found below:

http://www.amanatool.com/55400-carbide-tipped-tongue-groove-3-8-kerf-x-1-5-8-dia-x-3-4-x-1-2-inch-shank-assembly-for-1-2-to-3-4-material.html