Home / Milling / Mill Tooling / Arbor, Horizontal Milling, R-8, Bridgeport, 7/8″ View cart “Boring Head, R-8, Diameter 4″, 1″ Boring Bars, Critereion L624R8” has been added to your cart. Arbor, Horizontal Milling, R-8, Bridgeport, 7/8″$195.00 1 in stock Add to cart Category: Mill Tooling Description Description Authentic Bridgeport 7/8″ Horizontal Milling Machine Arbor, 11/16″ Stem Related products Arbor, Boring Head, 30 NMTB 1-1/2″ 18TPI $30.00 Add to cart Boring Head, Morse Taper #4, Precision Universal Automatic Item #L6305 $295.00 Add to cart Quick Change Tooling, R-8, Narex $99.00 Add to cart Boring Head, Straight Shank, 2-1/4″ Diameter, Lincoln Machine Specialty $49.00 Add to cart