Home / Milling / Mill Tooling / Holder, Shell Mill, 50 NMTB, 4-7/8″ Cutter, Beaver Tool View cart “Arbor, Boring Head, 30 NMTB 1-1/2″ 18TPI (A)” has been added to your cart. Holder, Shell Mill, 50 NMTB, 4-7/8″ Cutter, Beaver Tool$59.00 1 in stock Add to cart Category: Mill Tooling Description Description Beaver Tool 50 Taper Shell Mill Holder and 4-7/8″ Cutter (chipped tooth) 14lbs. Related products Boring Head, Straight Shank 1″, Diameter 2-1/2″, Erickson Tenthset $85.00 Add to cart Quick Change Set,R-8, Enco Item # L5708 $295.00 Add to cart Boring Head, Straight Shank 3/4″, Diameter 3″ $29.00 Add to cart Boring Head, No Shank, Diameter 1-3/4″, Erickson Tenthset $25.00 Add to cart