Traditionally with a kick out style edge finder, often the collet has to be changed out and back to accommodate different sizes. This bearing style three piece kit can help to eliminate collet change outs.
COMPLETE KIT
ALL MATERIALS FOR THREE PIECE SET (EXCLUDES STAND)
YOU PROVIDE THE MACHING
ABEC NINE OR BETTER BEARINGS
THREE DIAMETERS OF OVERSIZE O1 TOOL STEEL DRILL ROD, OVER SIZE SO THAT THE OUTSIDE DIAMETER AND BEARING MOUNT AREA CAN BE MACHINED IN ONE SETUP TO ENSURE ABSOLUTE CONCENTRICITY
COMPLETE PRINTED DRAWINGS WITH BUILD NOTES AND INSTRUCTIONS FOR
USE
Great group project for schools or clubs!
BUILD VIDEO HERE