Home / Milling / Mill Tooling / Arbor, Stub, 40 NMTB, 1″ x 1/4″ Key View cart “Boring Head, R-8, Bridgeport, Diameter 3″, Bad Shank Item # L61043C” 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, R-8, Bridgeport, Diameter 3″, 5/8″ Bars Item # L61043A $149.00 Add to cart Boring Head, No Shank, Diameter 1-3/4″, Erickson Tenthset $25.00 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