Home / Milling / Mill Tooling / Holder, Boring Bar, 30 NMTB, 3/4″ Bars View cart “Arbor, Boring Head, 30 NMTB 1-1/2″ 18TPI” has been added to your cart. Holder, Boring Bar, 30 NMTB, 3/4″ Bars$79.00 1 in stock Add to cart Category: Mill Tooling Description Description 30 Taper Boring Bar Holder 3/4″ Bars Related products Boring Head, Straight Shank, 2-1/4″ Diameter, Lincoln Machine Specialty $49.00 Add to cart Boring Head, Staight Shank 1″, Diameter 1-3/4″, Erickson Tenthset (B) $75.00 Add to cart 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, R-8, Bridgeport, Diameter 3″, Bad Shank Item # L61043C $95.00 Add to cart