Home / Milling / Mill Tooling / Arbor, Boring Head, 30 NMTB 1-1/2″ 18TPI View cart “Boring Head, Straight Shank 3/4″, Diameter 3″” has been added to your cart. Arbor, Boring Head, 30 NMTB 1-1/2″ 18TPI$30.00 1 in stock Add to cart Category: Mill Tooling Description Description 30 NMTB Boring Head Arbor, 1-1/2″-18TPI Related products Arbor, Boring Head, 30 NMTB 1-1/2″ 18TPI (A) $25.00 Add to cart Boring Head, R-8, Bridgeport, Diameter 3″, Bad Shank Item # L61043C $95.00 Add to cart Boring Head, No Shank, Diameter 1-3/4″, Erickson Tenthset $25.00 Add to cart Quick Change Tooling, R-8, Narex $99.00 Add to cart