Home / Milling / Mill Tooling / Arbor, Boring Head, 30 NMTB 1-1/2″ 18TPI (A) View cart “Collet Chuck, Brown & Sharpe #9, B &S Uses Z Collets” 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 Boring Head, R-8, Bridgeport, Diameter 3″, Bad Shank Item # L61043C $95.00 Add to cart Boring Head, Straight Shank, 2-1/4″ Diameter, Lincoln Machine Specialty $49.00 Add to cart Boring Head, R-8, Diameter 4″, 1″ Boring Bars, Critereion L624R8 $349.00 Add to cart Boring Head, Straight Shank 1-1/2″, Diameter 2″, Criterion L62215S $149.00 Add to cart