Home / Milling / Mill Tooling / Boring Head, Straight Shank, 2-1/4″ Diameter, Lincoln Machine Specialty Boring Head, Straight Shank, 2-1/4″ Diameter, Lincoln Machine Specialty$49.00 1 in stock Add to cart Category: Mill Tooling Description Description Lincoln Machine Specialty, 2-1/4″ Boring Head, 1/2″ Boring Boring Bars Related products Collet Chuck, 40 NMTB, Collets B & S 21 Brown & Sharpe $195.00 Add to cart Quick Change Set,R-8, Enco Item # L5708 $295.00 Add to cart Boring Head, Straight Shank 1″, Takes Y Collets, Universal $49.00 Add to cart Quick Change Tooling, R-8, Narex $99.00 Add to cart