Home / Milling / Mill Tooling / Arbor, Stub, 40 NMTB, 1″ x 1/4″ Key View cart “Arbor, Boring Head, 30 NMTB 1-1/2″ 18TPI (A)” has been added to your cart. Arbor, Stub, 40 NMTB, 1″ x 1/4″ Key$95.00 1 in stock Add to cart Category: Mill Tooling Description Description 40 NMTB 1″ Stub Arbor, 1/4″ Key, 3″ Long Related products Boring Head, Straight Shank 3/4″, Diameter 3″ $29.00 Add to cart Quick Change Tooling, R-8, Narex $99.00 Add to cart 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