MILWAUKEE TOOL 48-20-6150 Centering Pin for Small Thin Wall Core Bits
$17.15
45L224, 45L225, 45L404, 45L405, 45L406, Bit Type Core Bit, For Maximum Drill Diameter 2 13/16 in, For Core Bit 1 3/4 to 2 13/16 in, Shank Diameter 1/2 in