Home / Milling / Mill Tooling / Arbor, Stub, 40 NMTB, 1″ x 1/4″ Key View cart “Arbor, Boring Head, 30 NMTB 1-1/2″ 18TPI” 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, Morse Taper #4, Precision Universal Automatic Item #L6305 $295.00 Add to cart Quick Change Set, Morse Taper #5 MT, Neal Skokie $295.00 Add to cart Boring Head, Straight Shank 1″, Takes Y Collets, Universal $49.00 Add to cart Quick Change Set,R-8, Enco Item # L5708 $295.00 Add to cart