Home / Milling / Mill Tooling / Arbor, Boring Head, 30 NMTB 1-1/2″ 18TPI (A) View cart “Collet Chuck, 30 NMTB, Collets TG-100 Erickson” 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 Quick Change Set,R-8, Enco Item # L5708 $295.00 Add to cart Boring Head, Staight Shank 1″, Diameter 1-3/4″, Erickson Tenthset (B) $75.00 Add to cart Boring Head, Staight Shank 1″, Diameter 1-3/4″, Erickson Tenthset (C) $49.00 Add to cart