Home / Milling / Mill Tooling / Arbor, Horizontal Milling, 50 NMTB, 1-1/2″ x 5/16″ Keyway View cart “Collet Chuck, Brown & Sharpe #9, B &S Uses Z Collets” has been added to your cart. Arbor, Horizontal Milling, 50 NMTB, 1-1/2″ x 5/16″ Keyway$95.00 1 in stock Add to cart Category: Mill Tooling Description Description 50 NMTB 1-1/2″ x 4-1/2″Long Arbor, 5/16″ Key, 23/32″ Stem, OAL 11-1/4, Made In Poland, 11 Pounds Related products Collet Chuck, 30 Taper w/ Collet 1/4”, 3/8, 1/2, 5/8, 3/4, 1” by 1/8ths $80.00 Add to cart Boring Head, Straight Shank, 2-1/4″ Diameter, Lincoln Machine Specialty $49.00 Add to cart Boring Head, Morse Taper #4, Precision Universal Automatic Item #L6305 $295.00 Add to cart Boring Head, Straight Shank 1″, Diameter 2-1/2″, Erickson Tenthset $85.00 Add to cart