Home / Milling / Mill Tooling / Arbor, Boring Head, 30 NMTB 1-1/2″ 18TPI (A) View cart “Boring Head, No Shank, Diameter 1-3/4″, Erickson Tenthset” has been added to your cart. Arbor, Boring Head, 30 NMTB 1-1/2″ 18TPI (A)$25.00 1 in stock Add to cart Category: Mill Tooling Description Description (A) Arbor, Boring Head, 30 NMTB 1-1/2″ 18TPI Related products Collet Chuck, 40 NMTB, Collets B & S 21 Brown & Sharpe $195.00 Add to cart Boring Head, R-8, Diameter 2-1/2″, 1/2″ Bars Everede $149.00 Add to cart Boring Head, Straight Shank, 2-1/4″ Diameter, Lincoln Machine Specialty $49.00 Add to cart Boring Head, R-8, Bridgeport, Diameter 3″, 5/8″ Bars Item # L61043A $149.00 Add to cart