Home / Milling / Mill Tooling / Boring Head, R-8, Bridgeport, Diameter 3″, 5/8″ Bars Item # L61043A View cart “Arbor, Boring Head, 30 NMTB 1-1/2″ 18TPI” has been added to your cart. Boring Head, R-8, Bridgeport, Diameter 3″, 5/8″ Bars Item # L61043A$149.00 1 in stock Add to cart SKU: L61043A Category: Mill Tooling Description Description Bridgeport No. 2 Boring Head 3″ Diameter Head , R-8″ Shank, 5/8″ Boring Bars Related products Boring Head, Straight Shank, 2-1/4″ Diameter, Lincoln Machine Specialty $49.00 Add to cart Boring Head, Straight Shank 1-1/2″, Diameter 2″, Criterion L62215S $149.00 Add to cart Arbor, Boring Head, 30 NMTB 1-1/2″ 18TPI (A) $25.00 Add to cart Arbor, Boring Head, 30 NMTB 1-1/2″ 18TPI $30.00 Add to cart