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″, Bad Shank Item # L61043C $95.00 Add to cart Boring Head, Straight Shank 1″, Takes Y Collets, Universal $49.00 Add to cart Collet Chuck, 30 NMTB, Collets TG-100 Erickson $199.00 Add to cart Boring Head, Straight Shank 5/8″, No Name $29.00 Add to cart