4 Pcs Blank Insert Ring Set Measuring JessEm has helped define the

JessEm has helped define the modern router table

producing highly visible markings that won't fade

increase dust extraction efficiency

it delivers exceptional accuracy

4 Pcs Blank Insert Ring Set Measuring JessEm has helped define theThis is the most convenient and versatile solution to changing the bit hole diameter in all JessEm router plates and lift systems. Molded from glass filled poly carbonate for long life and durability and featuring JessEm's innovative Tab Loc design. You can install and remove our insert rings with a quick turn of our two prong insert ring wrench. This 4 piece set includes 4 blank inserts with a 1 16" pilot hole. They can be machined to suit any router