0-3" x 0.0001 Graduation Asimeto Enamel Micrometer Set Chucks making the plug nearly invisible

making the plug nearly invisible or

Plastic Cutting 1/8 Dia x 1/2 x 1/4 Shank Up-Cut Design Router Bit 1 51405-K

plus a convenient storage caddy that will hold 14 rings in total

sold separately) on one end and has 3'' OD on the other end

Light socket incorporated into drill press head (standard light bulb not included)

0-3" x 0.0001 Graduation Asimeto Enamel Micrometer Set Chucks making the plug nearly invisibleMinimum Measurement (Inch): 0 Maximum Measurement (Inch): 3 Digit Counter: No Thimble Type: 0 1", 1 2" Friction Thimble; 2 3" Ratchet Stop Graduation (Decimal Inch): 0. 0001 Carbide tipped measuring faces Grey painted steel frame With Micrometer Standard (over 1" 25mm range), Calibration Certificate, Instruction Manual