Home / Milling / Mill Tooling / Boring Head, Morse Taper #4, Diameter 4-1/2″, 1″ Bars View cart You cannot add that amount to the cart — we have 1 in stock and you already have 1 in your cart. Boring Head, Morse Taper #4, Diameter 4-1/2″, 1″ Bars$49.00 1 in stock Add to cart Category: Mill Tooling Description Description 4-1/2″ Boring Head Boring Head, Morse Taper #4 Shank w/ Tang, Takes 1″ Boring Bars Related products Quick Change Set,R-8, Enco Item # L5708 $295.00 Add to cart Arbor, Boring Head, 30 NMTB 1-1/2″ 18TPI $30.00 Add to cart Collet Chuck, Brown & Sharpe #9, B &S Uses Z Collets $49.00 Add to cart Boring Head, Staight Shank 1″, Diameter 1-3/4″, Erickson Tenthset (B) $75.00 Add to cart